18745652880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3943}}^1$

素因数の和:4067

約数の個数: 320

約数和(自身を含む): 67607101440

約数和(自身を除く): 48861448560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 71, 72, 80, 90, 93, 108, 120, 124, 135, 142, 144, 155, 180, 186, 213, 216, 240, 248, 270, 279, 284, 310, 355, 360, 372, 426, 432, 465, 496, 540, 558, 568, 620, 639, 710, 720, 744, 837, 852, 930, 1065, 1080, 1116, 1136, 1240, 1278, 1395, 1420, 1488, 1674, 1704, 1860, 1917, 2130, 2160, 2201, 2232, 2480, 2556, 2790, 2840, 3195, 3348, 3408, 3720, 3834, 3943, 4185, 4260, 4402, 4464, 5112, 5580, 5680, 6390, 6603, 6696, 7440, 7668, 7886, 8370, 8520, 8804, 9585, 10224, 11005, 11160, 11829, 12780, 13206, 13392, 15336, 15772, 16740, 17040, 17608, 19170, 19715, 19809, 22010, 22320, 23658, 25560, 26412, 30672, 31544, 33015, 33480, 35216, 35487, 38340, 39430, 39618, 44020, 47316, 51120, 52824, 59145, 59427, 63088, 66030, 66960, 70974, 76680, 78860, 79236, 88040, 94632, 99045, 105648, 106461, 118290, 118854, 122233, 132060, 141948, 153360, 157720, 158472, 176080, 177435, 189264, 198090, 212922, 236580, 237708, 244466, 264120, 279953, 283896, 297135, 315440, 316944, 354870, 366699, 396180, 425844, 473160, 475416, 488932, 528240, 532305, 559906, 567792, 594270, 611165, 709740, 733398, 792360, 839859, 851688, 946320, 950832, 977864, 1064610, 1100097, 1119812, 1188540, 1222330, 1399765, 1419480, 1466796, 1584720, 1679718, 1703376, 1833495, 1955728, 2129220, 2200194, 2239624, 2377080, 2444660, 2519577, 2799530, 2838960, 2933592, 3300291, 3359436, 3666990, 4199295, 4258440, 4400388, 4479248, 4754160, 4889320, 5039154, 5500485, 5599060, 5867184, 6600582, 6718872, 7333980, 7558731, 8398590, 8516880, 8678543, 8800776, 9778640, 10078308, 11000970, 11198120, 12597885, 13201164, 13437744, 14667960, 15117462, 16501455, 16797180, 17357086, 17601552, 20156616, 22001940, 22396240, 25195770, 26035629, 26402328, 29335920, 30234924, 33002910, 33594360, 34714172, 37793655, 40313232, 43392715, 44003880, 50391540, 52071258, 52804656, 60469848, 66005820, 67188720, 69428344, 75587310, 78106887, 86785430, 88007760, 100783080, 104142516, 120939696, 130178145, 132011640, 138856688, 151174620, 156213774, 173570860, 201566160, 208285032, 234320661, 260356290, 264023280, 302349240, 312427548, 347141720, 390534435, 416570064, 468641322, 520712580, 604698480, 624855096, 694283440, 781068870, 937282644, 1041425160, 1171603305, 1249710192, 1562137740, 1874565288, 2082850320, 2343206610, 3124275480, 3749130576, 4686413220, 6248550960, 9372826440, 18745652880]

約数ペア:

[(1, 18745652880), (2, 9372826440), (3, 6248550960), (4, 4686413220), (5, 3749130576), (6, 3124275480), (8, 2343206610), (9, 2082850320), (10, 1874565288), (12, 1562137740), (15, 1249710192), (16, 1171603305), (18, 1041425160), (20, 937282644), (24, 781068870), (27, 694283440), (30, 624855096), (31, 604698480), (36, 520712580), (40, 468641322), (45, 416570064), (48, 390534435), (54, 347141720), (60, 312427548), (62, 302349240), (71, 264023280), (72, 260356290), (80, 234320661), (90, 208285032), (93, 201566160), (108, 173570860), (120, 156213774), (124, 151174620), (135, 138856688), (142, 132011640), (144, 130178145), (155, 120939696), (180, 104142516), (186, 100783080), (213, 88007760), (216, 86785430), (240, 78106887), (248, 75587310), (270, 69428344), (279, 67188720), (284, 66005820), (310, 60469848), (355, 52804656), (360, 52071258), (372, 50391540), (426, 44003880), (432, 43392715), (465, 40313232), (496, 37793655), (540, 34714172), (558, 33594360), (568, 33002910), (620, 30234924), (639, 29335920), (710, 26402328), (720, 26035629), (744, 25195770), (837, 22396240), (852, 22001940), (930, 20156616), (1065, 17601552), (1080, 17357086), (1116, 16797180), (1136, 16501455), (1240, 15117462), (1278, 14667960), (1395, 13437744), (1420, 13201164), (1488, 12597885), (1674, 11198120), (1704, 11000970), (1860, 10078308), (1917, 9778640), (2130, 8800776), (2160, 8678543), (2201, 8516880), (2232, 8398590), (2480, 7558731), (2556, 7333980), (2790, 6718872), (2840, 6600582), (3195, 5867184), (3348, 5599060), (3408, 5500485), (3720, 5039154), (3834, 4889320), (3943, 4754160), (4185, 4479248), (4260, 4400388), (4402, 4258440), (4464, 4199295), (5112, 3666990), (5580, 3359436), (5680, 3300291), (6390, 2933592), (6603, 2838960), (6696, 2799530), (7440, 2519577), (7668, 2444660), (7886, 2377080), (8370, 2239624), (8520, 2200194), (8804, 2129220), (9585, 1955728), (10224, 1833495), (11005, 1703376), (11160, 1679718), (11829, 1584720), (12780, 1466796), (13206, 1419480), (13392, 1399765), (15336, 1222330), (15772, 1188540), (16740, 1119812), (17040, 1100097), (17608, 1064610), (19170, 977864), (19715, 950832), (19809, 946320), (22010, 851688), (22320, 839859), (23658, 792360), (25560, 733398), (26412, 709740), (30672, 611165), (31544, 594270), (33015, 567792), (33480, 559906), (35216, 532305), (35487, 528240), (38340, 488932), (39430, 475416), (39618, 473160), (44020, 425844), (47316, 396180), (51120, 366699), (52824, 354870), (59145, 316944), (59427, 315440), (63088, 297135), (66030, 283896), (66960, 279953), (70974, 264120), (76680, 244466), (78860, 237708), (79236, 236580), (88040, 212922), (94632, 198090), (99045, 189264), (105648, 177435), (106461, 176080), (118290, 158472), (118854, 157720), (122233, 153360), (132060, 141948)]