681738200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 192

約数和(自身を含む): 1887066720

約数和(自身を除く): 1205328520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 121, 130, 143, 197, 200, 220, 242, 260, 275, 286, 325, 394, 440, 484, 520, 550, 572, 605, 650, 715, 788, 968, 985, 1100, 1144, 1210, 1300, 1331, 1430, 1573, 1576, 1970, 2167, 2200, 2420, 2561, 2600, 2662, 2860, 3025, 3146, 3575, 3940, 4334, 4840, 4925, 5122, 5324, 5720, 6050, 6292, 6655, 7150, 7865, 7880, 8668, 9850, 10244, 10648, 10835, 12100, 12584, 12805, 13310, 14300, 15730, 17303, 17336, 19700, 20488, 21670, 23837, 24200, 25610, 26620, 28171, 28600, 31460, 33275, 34606, 39325, 39400, 43340, 47674, 51220, 53240, 54175, 56342, 62920, 64025, 66550, 69212, 78650, 86515, 86680, 95348, 102440, 108350, 112684, 119185, 128050, 133100, 138424, 140855, 157300, 173030, 190696, 216700, 225368, 238370, 256100, 262207, 266200, 281710, 309881, 314600, 346060, 432575, 433400, 476740, 512200, 524414, 563420, 595925, 619762, 692120, 704275, 865150, 953480, 1048828, 1126840, 1191850, 1239524, 1311035, 1408550, 1549405, 1730300, 2097656, 2383700, 2479048, 2622070, 2817100, 3098810, 3408691, 3460600, 4767400, 5244140, 5634200, 6197620, 6555175, 6817382, 7747025, 10488280, 12395240, 13110350, 13634764, 15494050, 17043455, 26220700, 27269528, 30988100, 34086910, 52441400, 61976200, 68173820, 85217275, 136347640, 170434550, 340869100, 681738200]

約数ペア:

[(1, 681738200), (2, 340869100), (4, 170434550), (5, 136347640), (8, 85217275), (10, 68173820), (11, 61976200), (13, 52441400), (20, 34086910), (22, 30988100), (25, 27269528), (26, 26220700), (40, 17043455), (44, 15494050), (50, 13634764), (52, 13110350), (55, 12395240), (65, 10488280), (88, 7747025), (100, 6817382), (104, 6555175), (110, 6197620), (121, 5634200), (130, 5244140), (143, 4767400), (197, 3460600), (200, 3408691), (220, 3098810), (242, 2817100), (260, 2622070), (275, 2479048), (286, 2383700), (325, 2097656), (394, 1730300), (440, 1549405), (484, 1408550), (520, 1311035), (550, 1239524), (572, 1191850), (605, 1126840), (650, 1048828), (715, 953480), (788, 865150), (968, 704275), (985, 692120), (1100, 619762), (1144, 595925), (1210, 563420), (1300, 524414), (1331, 512200), (1430, 476740), (1573, 433400), (1576, 432575), (1970, 346060), (2167, 314600), (2200, 309881), (2420, 281710), (2561, 266200), (2600, 262207), (2662, 256100), (2860, 238370), (3025, 225368), (3146, 216700), (3575, 190696), (3940, 173030), (4334, 157300), (4840, 140855), (4925, 138424), (5122, 133100), (5324, 128050), (5720, 119185), (6050, 112684), (6292, 108350), (6655, 102440), (7150, 95348), (7865, 86680), (7880, 86515), (8668, 78650), (9850, 69212), (10244, 66550), (10648, 64025), (10835, 62920), (12100, 56342), (12584, 54175), (12805, 53240), (13310, 51220), (14300, 47674), (15730, 43340), (17303, 39400), (17336, 39325), (19700, 34606), (20488, 33275), (21670, 31460), (23837, 28600), (24200, 28171), (25610, 26620)]