128111880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2003}}^1$

素因数の和:2071

約数の個数: 128

約数和(自身を含む): 424206720

約数和(自身を除く): 296094840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 984, 1066, 1230, 1560, 1599, 1640, 2003, 2132, 2460, 2665, 3198, 4006, 4264, 4920, 5330, 6009, 6396, 7995, 8012, 10015, 10660, 12018, 12792, 15990, 16024, 20030, 21320, 24036, 26039, 30045, 31980, 40060, 48072, 52078, 60090, 63960, 78117, 80120, 82123, 104156, 120180, 130195, 156234, 164246, 208312, 240360, 246369, 260390, 312468, 328492, 390585, 410615, 492738, 520780, 624936, 656984, 781170, 821230, 985476, 1041560, 1067599, 1231845, 1562340, 1642460, 1970952, 2135198, 2463690, 3124680, 3202797, 3284920, 4270396, 4927380, 5337995, 6405594, 8540792, 9854760, 10675990, 12811188, 16013985, 21351980, 25622376, 32027970, 42703960, 64055940, 128111880]

約数ペア:

[(1, 128111880), (2, 64055940), (3, 42703960), (4, 32027970), (5, 25622376), (6, 21351980), (8, 16013985), (10, 12811188), (12, 10675990), (13, 9854760), (15, 8540792), (20, 6405594), (24, 5337995), (26, 4927380), (30, 4270396), (39, 3284920), (40, 3202797), (41, 3124680), (52, 2463690), (60, 2135198), (65, 1970952), (78, 1642460), (82, 1562340), (104, 1231845), (120, 1067599), (123, 1041560), (130, 985476), (156, 821230), (164, 781170), (195, 656984), (205, 624936), (246, 520780), (260, 492738), (312, 410615), (328, 390585), (390, 328492), (410, 312468), (492, 260390), (520, 246369), (533, 240360), (615, 208312), (780, 164246), (820, 156234), (984, 130195), (1066, 120180), (1230, 104156), (1560, 82123), (1599, 80120), (1640, 78117), (2003, 63960), (2132, 60090), (2460, 52078), (2665, 48072), (3198, 40060), (4006, 31980), (4264, 30045), (4920, 26039), (5330, 24036), (6009, 21320), (6396, 20030), (7995, 16024), (8012, 15990), (10015, 12792), (10660, 12018)]