820199250

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{13}}^2\times {\mathrm{719}}^1$

素因数の和:771

約数の個数: 192

約数和(自身を含む): 2466547200

約数和(自身を除く): 1646347950

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 90, 117, 125, 130, 135, 150, 169, 195, 225, 234, 250, 270, 325, 338, 351, 375, 390, 450, 507, 585, 650, 675, 702, 719, 750, 845, 975, 1014, 1125, 1170, 1350, 1438, 1521, 1625, 1690, 1755, 1950, 2157, 2250, 2535, 2925, 3042, 3250, 3375, 3510, 3595, 4225, 4314, 4563, 4875, 5070, 5850, 6471, 6750, 7190, 7605, 8450, 8775, 9126, 9347, 9750, 10785, 12675, 12942, 14625, 15210, 17550, 17975, 18694, 19413, 21125, 21570, 22815, 25350, 28041, 29250, 32355, 35950, 38025, 38826, 42250, 43875, 45630, 46735, 53925, 56082, 63375, 64710, 76050, 84123, 87750, 89875, 93470, 97065, 107850, 114075, 121511, 126750, 140205, 161775, 168246, 179750, 190125, 194130, 228150, 233675, 243022, 252369, 269625, 280410, 323550, 364533, 380250, 420615, 467350, 485325, 504738, 539250, 570375, 607555, 701025, 729066, 808875, 841230, 970650, 1093599, 1140750, 1168375, 1215110, 1261845, 1402050, 1617750, 1822665, 2103075, 2187198, 2336750, 2426625, 2523690, 3037775, 3280797, 3505125, 3645330, 4206150, 4853250, 5467995, 6075550, 6309225, 6561594, 7010250, 9113325, 10515375, 10935990, 12618450, 15188875, 16403985, 18226650, 21030750, 27339975, 30377750, 31546125, 32807970, 45566625, 54679950, 63092250, 82019925, 91133250, 136699875, 164039850, 273399750, 410099625, 820199250]

約数ペア:

[(1, 820199250), (2, 410099625), (3, 273399750), (5, 164039850), (6, 136699875), (9, 91133250), (10, 82019925), (13, 63092250), (15, 54679950), (18, 45566625), (25, 32807970), (26, 31546125), (27, 30377750), (30, 27339975), (39, 21030750), (45, 18226650), (50, 16403985), (54, 15188875), (65, 12618450), (75, 10935990), (78, 10515375), (90, 9113325), (117, 7010250), (125, 6561594), (130, 6309225), (135, 6075550), (150, 5467995), (169, 4853250), (195, 4206150), (225, 3645330), (234, 3505125), (250, 3280797), (270, 3037775), (325, 2523690), (338, 2426625), (351, 2336750), (375, 2187198), (390, 2103075), (450, 1822665), (507, 1617750), (585, 1402050), (650, 1261845), (675, 1215110), (702, 1168375), (719, 1140750), (750, 1093599), (845, 970650), (975, 841230), (1014, 808875), (1125, 729066), (1170, 701025), (1350, 607555), (1438, 570375), (1521, 539250), (1625, 504738), (1690, 485325), (1755, 467350), (1950, 420615), (2157, 380250), (2250, 364533), (2535, 323550), (2925, 280410), (3042, 269625), (3250, 252369), (3375, 243022), (3510, 233675), (3595, 228150), (4225, 194130), (4314, 190125), (4563, 179750), (4875, 168246), (5070, 161775), (5850, 140205), (6471, 126750), (6750, 121511), (7190, 114075), (7605, 107850), (8450, 97065), (8775, 93470), (9126, 89875), (9347, 87750), (9750, 84123), (10785, 76050), (12675, 64710), (12942, 63375), (14625, 56082), (15210, 53925), (17550, 46735), (17975, 45630), (18694, 43875), (19413, 42250), (21125, 38826), (21570, 38025), (22815, 35950), (25350, 32355), (28041, 29250)]