20481454890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{3823}}^1$

素因数の和:4109

約数の個数: 192

約数和(自身を含む): 60632732160

約数和(自身を除く): 40151277270

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 241, 247, 285, 342, 390, 482, 494, 570, 585, 723, 741, 855, 1170, 1205, 1235, 1446, 1482, 1710, 2169, 2223, 2410, 2470, 3133, 3615, 3705, 3823, 4338, 4446, 4579, 6266, 7230, 7410, 7646, 9158, 9399, 10845, 11115, 11469, 13737, 15665, 18798, 19115, 21690, 22230, 22895, 22938, 27474, 28197, 31330, 34407, 38230, 41211, 45790, 46995, 49699, 56394, 57345, 59527, 68685, 68814, 72637, 82422, 93990, 99398, 114690, 119054, 137370, 140985, 145274, 149097, 172035, 178581, 206055, 217911, 248495, 281970, 297635, 298194, 344070, 357162, 363185, 412110, 435822, 447291, 496990, 535743, 595270, 653733, 726370, 745485, 892905, 894582, 921343, 944281, 1071486, 1089555, 1307466, 1490970, 1785810, 1842686, 1888562, 2179110, 2236455, 2678715, 2764029, 2832843, 3268665, 4472910, 4606715, 4721405, 5357430, 5528058, 5665686, 6537330, 8292087, 8498529, 9213430, 9442810, 11977459, 13820145, 14164215, 16584174, 16997058, 17505517, 23954918, 27640290, 28328430, 35011034, 35932377, 41460435, 42492645, 52516551, 59887295, 71864754, 82920870, 84985290, 87527585, 105033102, 107797131, 119774590, 157549653, 175055170, 179661885, 215594262, 227571721, 262582755, 315099306, 359323770, 455143442, 525165510, 538985655, 682715163, 787748265, 1077971310, 1137858605, 1365430326, 1575496530, 2048145489, 2275717210, 3413575815, 4096290978, 6827151630, 10240727445, 20481454890]

約数ペア:

[(1, 20481454890), (2, 10240727445), (3, 6827151630), (5, 4096290978), (6, 3413575815), (9, 2275717210), (10, 2048145489), (13, 1575496530), (15, 1365430326), (18, 1137858605), (19, 1077971310), (26, 787748265), (30, 682715163), (38, 538985655), (39, 525165510), (45, 455143442), (57, 359323770), (65, 315099306), (78, 262582755), (90, 227571721), (95, 215594262), (114, 179661885), (117, 175055170), (130, 157549653), (171, 119774590), (190, 107797131), (195, 105033102), (234, 87527585), (241, 84985290), (247, 82920870), (285, 71864754), (342, 59887295), (390, 52516551), (482, 42492645), (494, 41460435), (570, 35932377), (585, 35011034), (723, 28328430), (741, 27640290), (855, 23954918), (1170, 17505517), (1205, 16997058), (1235, 16584174), (1446, 14164215), (1482, 13820145), (1710, 11977459), (2169, 9442810), (2223, 9213430), (2410, 8498529), (2470, 8292087), (3133, 6537330), (3615, 5665686), (3705, 5528058), (3823, 5357430), (4338, 4721405), (4446, 4606715), (4579, 4472910), (6266, 3268665), (7230, 2832843), (7410, 2764029), (7646, 2678715), (9158, 2236455), (9399, 2179110), (10845, 1888562), (11115, 1842686), (11469, 1785810), (13737, 1490970), (15665, 1307466), (18798, 1089555), (19115, 1071486), (21690, 944281), (22230, 921343), (22895, 894582), (22938, 892905), (27474, 745485), (28197, 726370), (31330, 653733), (34407, 595270), (38230, 535743), (41211, 496990), (45790, 447291), (46995, 435822), (49699, 412110), (56394, 363185), (57345, 357162), (59527, 344070), (68685, 298194), (68814, 297635), (72637, 281970), (82422, 248495), (93990, 217911), (99398, 206055), (114690, 178581), (119054, 172035), (137370, 149097), (140985, 145274)]