18748707120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20233}}^1$

素因数の和:20282

約数の個数: 400

約数和(自身を含む): 76504915872

約数和(自身を除く): 57756208752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 48, 52, 54, 55, 60, 65, 66, 72, 78, 80, 81, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 135, 143, 144, 156, 162, 165, 176, 180, 195, 198, 208, 216, 220, 234, 240, 260, 264, 270, 286, 297, 312, 324, 330, 351, 360, 390, 396, 405, 429, 432, 440, 468, 495, 520, 528, 540, 572, 585, 594, 624, 648, 660, 702, 715, 720, 780, 792, 810, 858, 880, 891, 936, 990, 1040, 1053, 1080, 1144, 1170, 1188, 1287, 1296, 1320, 1404, 1430, 1485, 1560, 1584, 1620, 1716, 1755, 1782, 1872, 1980, 2106, 2145, 2160, 2288, 2340, 2376, 2574, 2640, 2808, 2860, 2970, 3120, 3240, 3432, 3510, 3564, 3861, 3960, 4212, 4290, 4455, 4680, 4752, 5148, 5265, 5616, 5720, 5940, 6435, 6480, 6864, 7020, 7128, 7722, 7920, 8424, 8580, 8910, 9360, 10296, 10530, 11440, 11583, 11880, 12870, 14040, 14256, 15444, 16848, 17160, 17820, 19305, 20233, 20592, 21060, 23166, 23760, 25740, 28080, 30888, 34320, 35640, 38610, 40466, 42120, 46332, 51480, 57915, 60699, 61776, 71280, 77220, 80932, 84240, 92664, 101165, 102960, 115830, 121398, 154440, 161864, 182097, 185328, 202330, 222563, 231660, 242796, 263029, 303495, 308880, 323728, 364194, 404660, 445126, 463320, 485592, 526058, 546291, 606990, 667689, 728388, 789087, 809320, 890252, 910485, 926640, 971184, 1052116, 1092582, 1112815, 1213980, 1315145, 1335378, 1456776, 1578174, 1618640, 1638873, 1780504, 1820970, 2003067, 2104232, 2185164, 2225630, 2367261, 2427960, 2630290, 2670756, 2731455, 2893319, 2913552, 3156348, 3277746, 3338445, 3561008, 3641940, 3945435, 4006134, 4208464, 4370328, 4451260, 4734522, 4855920, 5260580, 5341512, 5462910, 5786638, 6009201, 6312696, 6555492, 6676890, 7101783, 7283880, 7890870, 8012268, 8194365, 8679957, 8740656, 8902520, 9469044, 10015335, 10521160, 10683024, 10925820, 11573276, 11836305, 12018402, 12625392, 13110984, 13353780, 14203566, 14466595, 14567760, 15781740, 16024536, 16388730, 17359914, 17805040, 18027603, 18938088, 20030670, 21042320, 21305349, 21851640, 23146552, 23672610, 24036804, 26039871, 26221968, 26707560, 28407132, 28933190, 30046005, 31563480, 32049072, 32777460, 34719828, 35508915, 36055206, 37876176, 40061340, 42610698, 43399785, 43703280, 46293104, 47345220, 48073608, 52079742, 53415120, 56814264, 57866380, 60092010, 63126960, 65554920, 69439656, 71017830, 72110412, 78119613, 80122680, 85221396, 86799570, 90138015, 94690440, 96147216, 104159484, 106526745, 113628528, 115732760, 120184020, 130199355, 131109840, 138879312, 142035660, 144220824, 156239226, 160245360, 170442792, 173599140, 180276030, 189380880, 208318968, 213053490, 231465520, 234358839, 240368040, 260398710, 284071320, 288441648, 312478452, 340885584, 347198280, 360552060, 390598065, 416637936, 426106980, 468717678, 480736080, 520797420, 568142640, 624956904, 694396560, 721104120, 781196130, 852213960, 937435356, 1041594840, 1171794195, 1249913808, 1442208240, 1562392260, 1704427920, 1874870712, 2083189680, 2343588390, 3124784520, 3749741424, 4687176780, 6249569040, 9374353560, 18748707120]

約数ペア:

[(1, 18748707120), (2, 9374353560), (3, 6249569040), (4, 4687176780), (5, 3749741424), (6, 3124784520), (8, 2343588390), (9, 2083189680), (10, 1874870712), (11, 1704427920), (12, 1562392260), (13, 1442208240), (15, 1249913808), (16, 1171794195), (18, 1041594840), (20, 937435356), (22, 852213960), (24, 781196130), (26, 721104120), (27, 694396560), (30, 624956904), (33, 568142640), (36, 520797420), (39, 480736080), (40, 468717678), (44, 426106980), (45, 416637936), (48, 390598065), (52, 360552060), (54, 347198280), (55, 340885584), (60, 312478452), (65, 288441648), (66, 284071320), (72, 260398710), (78, 240368040), (80, 234358839), (81, 231465520), (88, 213053490), (90, 208318968), (99, 189380880), (104, 180276030), (108, 173599140), (110, 170442792), (117, 160245360), (120, 156239226), (130, 144220824), (132, 142035660), (135, 138879312), (143, 131109840), (144, 130199355), (156, 120184020), (162, 115732760), (165, 113628528), (176, 106526745), (180, 104159484), (195, 96147216), (198, 94690440), (208, 90138015), (216, 86799570), (220, 85221396), (234, 80122680), (240, 78119613), (260, 72110412), (264, 71017830), (270, 69439656), (286, 65554920), (297, 63126960), (312, 60092010), (324, 57866380), (330, 56814264), (351, 53415120), (360, 52079742), (390, 48073608), (396, 47345220), (405, 46293104), (429, 43703280), (432, 43399785), (440, 42610698), (468, 40061340), (495, 37876176), (520, 36055206), (528, 35508915), (540, 34719828), (572, 32777460), (585, 32049072), (594, 31563480), (624, 30046005), (648, 28933190), (660, 28407132), (702, 26707560), (715, 26221968), (720, 26039871), (780, 24036804), (792, 23672610), (810, 23146552), (858, 21851640), (880, 21305349), (891, 21042320), (936, 20030670), (990, 18938088), (1040, 18027603), (1053, 17805040), (1080, 17359914), (1144, 16388730), (1170, 16024536), (1188, 15781740), (1287, 14567760), (1296, 14466595), (1320, 14203566), (1404, 13353780), (1430, 13110984), (1485, 12625392), (1560, 12018402), (1584, 11836305), (1620, 11573276), (1716, 10925820), (1755, 10683024), (1782, 10521160), (1872, 10015335), (1980, 9469044), (2106, 8902520), (2145, 8740656), (2160, 8679957), (2288, 8194365), (2340, 8012268), (2376, 7890870), (2574, 7283880), (2640, 7101783), (2808, 6676890), (2860, 6555492), (2970, 6312696), (3120, 6009201), (3240, 5786638), (3432, 5462910), (3510, 5341512), (3564, 5260580), (3861, 4855920), (3960, 4734522), (4212, 4451260), (4290, 4370328), (4455, 4208464), (4680, 4006134), (4752, 3945435), (5148, 3641940), (5265, 3561008), (5616, 3338445), (5720, 3277746), (5940, 3156348), (6435, 2913552), (6480, 2893319), (6864, 2731455), (7020, 2670756), (7128, 2630290), (7722, 2427960), (7920, 2367261), (8424, 2225630), (8580, 2185164), (8910, 2104232), (9360, 2003067), (10296, 1820970), (10530, 1780504), (11440, 1638873), (11583, 1618640), (11880, 1578174), (12870, 1456776), (14040, 1335378), (14256, 1315145), (15444, 1213980), (16848, 1112815), (17160, 1092582), (17820, 1052116), (19305, 971184), (20233, 926640), (20592, 910485), (21060, 890252), (23166, 809320), (23760, 789087), (25740, 728388), (28080, 667689), (30888, 606990), (34320, 546291), (35640, 526058), (38610, 485592), (40466, 463320), (42120, 445126), (46332, 404660), (51480, 364194), (57915, 323728), (60699, 308880), (61776, 303495), (71280, 263029), (77220, 242796), (80932, 231660), (84240, 222563), (92664, 202330), (101165, 185328), (102960, 182097), (115830, 161864), (121398, 154440)]