221178360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4889}}^1$

素因数の和:4945

約数の個数: 128

約数和(自身を含む): 739368000

約数和(自身を除く): 518189640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4524, 4889, 5655, 7540, 9048, 9778, 11310, 14667, 15080, 19556, 22620, 24445, 29334, 39112, 45240, 48890, 58668, 63557, 73335, 97780, 117336, 127114, 141781, 146670, 190671, 195560, 254228, 283562, 293340, 317785, 381342, 425343, 508456, 567124, 586680, 635570, 708905, 762684, 850686, 953355, 1134248, 1271140, 1417810, 1525368, 1701372, 1843153, 1906710, 2126715, 2542280, 2835620, 3402744, 3686306, 3813420, 4253430, 5529459, 5671240, 7372612, 7626840, 8506860, 9215765, 11058918, 14745224, 17013720, 18431530, 22117836, 27647295, 36863060, 44235672, 55294590, 73726120, 110589180, 221178360]

約数ペア:

[(1, 221178360), (2, 110589180), (3, 73726120), (4, 55294590), (5, 44235672), (6, 36863060), (8, 27647295), (10, 22117836), (12, 18431530), (13, 17013720), (15, 14745224), (20, 11058918), (24, 9215765), (26, 8506860), (29, 7626840), (30, 7372612), (39, 5671240), (40, 5529459), (52, 4253430), (58, 3813420), (60, 3686306), (65, 3402744), (78, 2835620), (87, 2542280), (104, 2126715), (116, 1906710), (120, 1843153), (130, 1701372), (145, 1525368), (156, 1417810), (174, 1271140), (195, 1134248), (232, 953355), (260, 850686), (290, 762684), (312, 708905), (348, 635570), (377, 586680), (390, 567124), (435, 508456), (520, 425343), (580, 381342), (696, 317785), (754, 293340), (780, 283562), (870, 254228), (1131, 195560), (1160, 190671), (1508, 146670), (1560, 141781), (1740, 127114), (1885, 117336), (2262, 97780), (3016, 73335), (3480, 63557), (3770, 58668), (4524, 48890), (4889, 45240), (5655, 39112), (7540, 29334), (9048, 24445), (9778, 22620), (11310, 19556), (14667, 15080)]