20314901880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47701}}^1$

素因数の和:47751

約数の個数: 288

約数和(自身を含む): 81707801760

約数和(自身を除く): 61392899880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 169, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 338, 360, 364, 390, 420, 455, 468, 504, 507, 520, 546, 585, 630, 676, 728, 780, 819, 840, 845, 910, 936, 1014, 1092, 1170, 1183, 1260, 1352, 1365, 1521, 1560, 1638, 1690, 1820, 2028, 2184, 2340, 2366, 2520, 2535, 2730, 3042, 3276, 3380, 3549, 3640, 4056, 4095, 4680, 4732, 5070, 5460, 5915, 6084, 6552, 6760, 7098, 7605, 8190, 9464, 10140, 10647, 10920, 11830, 12168, 14196, 15210, 16380, 17745, 20280, 21294, 23660, 28392, 30420, 32760, 35490, 42588, 47320, 47701, 53235, 60840, 70980, 85176, 95402, 106470, 141960, 143103, 190804, 212940, 238505, 286206, 333907, 381608, 425880, 429309, 477010, 572412, 620113, 667814, 715515, 858618, 954020, 1001721, 1144824, 1240226, 1335628, 1431030, 1669535, 1717236, 1860339, 1908040, 2003442, 2146545, 2480452, 2671256, 2862060, 3005163, 3100565, 3339070, 3434472, 3720678, 4006884, 4293090, 4340791, 4960904, 5008605, 5581017, 5724120, 6010326, 6201130, 6678140, 7441356, 8013768, 8061469, 8586180, 8681582, 9301695, 10017210, 11162034, 12020652, 12402260, 13022373, 13356280, 14882712, 15025815, 16122938, 17172360, 17363164, 18603390, 20034420, 21703955, 22324068, 24041304, 24184407, 24804520, 26044746, 27905085, 30051630, 32245876, 34726328, 37206780, 39067119, 40068840, 40307345, 43407910, 44648136, 48368814, 52089492, 55810170, 56430283, 60103260, 64491752, 65111865, 72553221, 74413560, 78134238, 80614690, 86815820, 96737628, 104178984, 111620340, 112860566, 120206520, 120922035, 130223730, 145106442, 156268476, 161229380, 169290849, 173631640, 193475256, 195335595, 223240680, 225721132, 241844070, 260447460, 282151415, 290212884, 312536952, 322458760, 338581698, 362766105, 390671190, 451442264, 483688140, 507872547, 520894920, 564302830, 580425768, 677163396, 725532210, 781342380, 846454245, 967376280, 1015745094, 1128605660, 1354326792, 1451064420, 1562684760, 1692908490, 2031490188, 2257211320, 2539362735, 2902128840, 3385816980, 4062980376, 5078725470, 6771633960, 10157450940, 20314901880]

約数ペア:

[(1, 20314901880), (2, 10157450940), (3, 6771633960), (4, 5078725470), (5, 4062980376), (6, 3385816980), (7, 2902128840), (8, 2539362735), (9, 2257211320), (10, 2031490188), (12, 1692908490), (13, 1562684760), (14, 1451064420), (15, 1354326792), (18, 1128605660), (20, 1015745094), (21, 967376280), (24, 846454245), (26, 781342380), (28, 725532210), (30, 677163396), (35, 580425768), (36, 564302830), (39, 520894920), (40, 507872547), (42, 483688140), (45, 451442264), (52, 390671190), (56, 362766105), (60, 338581698), (63, 322458760), (65, 312536952), (70, 290212884), (72, 282151415), (78, 260447460), (84, 241844070), (90, 225721132), (91, 223240680), (104, 195335595), (105, 193475256), (117, 173631640), (120, 169290849), (126, 161229380), (130, 156268476), (140, 145106442), (156, 130223730), (168, 120922035), (169, 120206520), (180, 112860566), (182, 111620340), (195, 104178984), (210, 96737628), (234, 86815820), (252, 80614690), (260, 78134238), (273, 74413560), (280, 72553221), (312, 65111865), (315, 64491752), (338, 60103260), (360, 56430283), (364, 55810170), (390, 52089492), (420, 48368814), (455, 44648136), (468, 43407910), (504, 40307345), (507, 40068840), (520, 39067119), (546, 37206780), (585, 34726328), (630, 32245876), (676, 30051630), (728, 27905085), (780, 26044746), (819, 24804520), (840, 24184407), (845, 24041304), (910, 22324068), (936, 21703955), (1014, 20034420), (1092, 18603390), (1170, 17363164), (1183, 17172360), (1260, 16122938), (1352, 15025815), (1365, 14882712), (1521, 13356280), (1560, 13022373), (1638, 12402260), (1690, 12020652), (1820, 11162034), (2028, 10017210), (2184, 9301695), (2340, 8681582), (2366, 8586180), (2520, 8061469), (2535, 8013768), (2730, 7441356), (3042, 6678140), (3276, 6201130), (3380, 6010326), (3549, 5724120), (3640, 5581017), (4056, 5008605), (4095, 4960904), (4680, 4340791), (4732, 4293090), (5070, 4006884), (5460, 3720678), (5915, 3434472), (6084, 3339070), (6552, 3100565), (6760, 3005163), (7098, 2862060), (7605, 2671256), (8190, 2480452), (9464, 2146545), (10140, 2003442), (10647, 1908040), (10920, 1860339), (11830, 1717236), (12168, 1669535), (14196, 1431030), (15210, 1335628), (16380, 1240226), (17745, 1144824), (20280, 1001721), (21294, 954020), (23660, 858618), (28392, 715515), (30420, 667814), (32760, 620113), (35490, 572412), (42588, 477010), (47320, 429309), (47701, 425880), (53235, 381608), (60840, 333907), (70980, 286206), (85176, 238505), (95402, 212940), (106470, 190804), (141960, 143103)]