20543091660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1254157}}^1$

素因数の和:1254192

約数の個数: 144

約数和(自身を含む): 76694270016

約数和(自身を除く): 56151178356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 1254157, 2508314, 3762471, 5016628, 6270785, 7524942, 8779099, 11287413, 12541570, 15049884, 16304041, 17558198, 18812355, 22574826, 25083140, 26337297, 32608082, 35116396, 37624710, 43895495, 45149652, 48912123, 52674594, 56437065, 65216164, 75249420, 79011891, 81520205, 87790990, 97824246, 105349188, 112874130, 114128287, 131686485, 146736369, 158023782, 163040410, 175581980, 195648492, 225748260, 228256574, 244560615, 263372970, 293472738, 316047564, 326080820, 342384861, 395059455, 456513148, 489121230, 526745940, 570641435, 586945476, 684769722, 733681845, 790118910, 978242460, 1027154583, 1141282870, 1369539444, 1467363690, 1580237820, 1711924305, 2054309166, 2282565740, 2934727380, 3423848610, 4108618332, 5135772915, 6847697220, 10271545830, 20543091660]

約数ペア:

[(1, 20543091660), (2, 10271545830), (3, 6847697220), (4, 5135772915), (5, 4108618332), (6, 3423848610), (7, 2934727380), (9, 2282565740), (10, 2054309166), (12, 1711924305), (13, 1580237820), (14, 1467363690), (15, 1369539444), (18, 1141282870), (20, 1027154583), (21, 978242460), (26, 790118910), (28, 733681845), (30, 684769722), (35, 586945476), (36, 570641435), (39, 526745940), (42, 489121230), (45, 456513148), (52, 395059455), (60, 342384861), (63, 326080820), (65, 316047564), (70, 293472738), (78, 263372970), (84, 244560615), (90, 228256574), (91, 225748260), (105, 195648492), (117, 175581980), (126, 163040410), (130, 158023782), (140, 146736369), (156, 131686485), (180, 114128287), (182, 112874130), (195, 105349188), (210, 97824246), (234, 87790990), (252, 81520205), (260, 79011891), (273, 75249420), (315, 65216164), (364, 56437065), (390, 52674594), (420, 48912123), (455, 45149652), (468, 43895495), (546, 37624710), (585, 35116396), (630, 32608082), (780, 26337297), (819, 25083140), (910, 22574826), (1092, 18812355), (1170, 17558198), (1260, 16304041), (1365, 15049884), (1638, 12541570), (1820, 11287413), (2340, 8779099), (2730, 7524942), (3276, 6270785), (4095, 5016628), (5460, 3762471), (8190, 2508314), (16380, 1254157)]