67978800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:868

約数の個数: 180

約数和(自身を含む): 246461904

約数和(自身を除く): 178483104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 100, 115, 120, 138, 144, 150, 180, 184, 200, 207, 225, 230, 240, 276, 300, 345, 360, 368, 400, 414, 450, 460, 552, 575, 600, 690, 720, 821, 828, 900, 920, 1035, 1104, 1150, 1200, 1380, 1642, 1656, 1725, 1800, 1840, 2070, 2300, 2463, 2760, 3284, 3312, 3450, 3600, 4105, 4140, 4600, 4926, 5175, 5520, 6568, 6900, 7389, 8210, 8280, 9200, 9852, 10350, 12315, 13136, 13800, 14778, 16420, 16560, 18883, 19704, 20525, 20700, 24630, 27600, 29556, 32840, 36945, 37766, 39408, 41050, 41400, 49260, 56649, 59112, 61575, 65680, 73890, 75532, 82100, 82800, 94415, 98520, 113298, 118224, 123150, 147780, 151064, 164200, 169947, 184725, 188830, 197040, 226596, 246300, 283245, 295560, 302128, 328400, 339894, 369450, 377660, 453192, 472075, 492600, 566490, 591120, 679788, 738900, 755320, 849735, 906384, 944150, 985200, 1132980, 1359576, 1416225, 1477800, 1510640, 1699470, 1888300, 2265960, 2719152, 2832450, 2955600, 3398940, 3776600, 4248675, 4531920, 5664900, 6797880, 7553200, 8497350, 11329800, 13595760, 16994700, 22659600, 33989400, 67978800]

約数ペア:

[(1, 67978800), (2, 33989400), (3, 22659600), (4, 16994700), (5, 13595760), (6, 11329800), (8, 8497350), (9, 7553200), (10, 6797880), (12, 5664900), (15, 4531920), (16, 4248675), (18, 3776600), (20, 3398940), (23, 2955600), (24, 2832450), (25, 2719152), (30, 2265960), (36, 1888300), (40, 1699470), (45, 1510640), (46, 1477800), (48, 1416225), (50, 1359576), (60, 1132980), (69, 985200), (72, 944150), (75, 906384), (80, 849735), (90, 755320), (92, 738900), (100, 679788), (115, 591120), (120, 566490), (138, 492600), (144, 472075), (150, 453192), (180, 377660), (184, 369450), (200, 339894), (207, 328400), (225, 302128), (230, 295560), (240, 283245), (276, 246300), (300, 226596), (345, 197040), (360, 188830), (368, 184725), (400, 169947), (414, 164200), (450, 151064), (460, 147780), (552, 123150), (575, 118224), (600, 113298), (690, 98520), (720, 94415), (821, 82800), (828, 82100), (900, 75532), (920, 73890), (1035, 65680), (1104, 61575), (1150, 59112), (1200, 56649), (1380, 49260), (1642, 41400), (1656, 41050), (1725, 39408), (1800, 37766), (1840, 36945), (2070, 32840), (2300, 29556), (2463, 27600), (2760, 24630), (3284, 20700), (3312, 20525), (3450, 19704), (3600, 18883), (4105, 16560), (4140, 16420), (4600, 14778), (4926, 13800), (5175, 13136), (5520, 12315), (6568, 10350), (6900, 9852), (7389, 9200), (8210, 8280)]