25268880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 240

約数和(自身を含む): 98029440

約数和(自身を除く): 72760560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 89, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 178, 182, 195, 208, 210, 240, 260, 267, 273, 280, 312, 336, 338, 356, 364, 390, 420, 445, 455, 507, 520, 534, 546, 560, 623, 624, 676, 712, 728, 780, 840, 845, 890, 910, 1014, 1040, 1068, 1092, 1157, 1183, 1246, 1335, 1352, 1365, 1424, 1456, 1560, 1680, 1690, 1780, 1820, 1869, 2028, 2136, 2184, 2314, 2366, 2492, 2535, 2670, 2704, 2730, 3115, 3120, 3380, 3471, 3549, 3560, 3640, 3738, 4056, 4272, 4368, 4628, 4732, 4984, 5070, 5340, 5460, 5785, 5915, 6230, 6760, 6942, 7098, 7120, 7280, 7476, 8099, 8112, 9256, 9345, 9464, 9968, 10140, 10680, 10920, 11570, 11830, 12460, 13520, 13884, 14196, 14952, 15041, 16198, 17355, 17745, 18512, 18690, 18928, 20280, 21360, 21840, 23140, 23660, 24297, 24920, 27768, 28392, 29904, 30082, 32396, 34710, 35490, 37380, 40495, 40560, 45123, 46280, 47320, 48594, 49840, 55536, 56784, 60164, 64792, 69420, 70980, 74760, 75205, 80990, 90246, 92560, 94640, 97188, 105287, 120328, 121485, 129584, 138840, 141960, 149520, 150410, 161980, 180492, 194376, 210574, 225615, 240656, 242970, 277680, 283920, 300820, 315861, 323960, 360984, 388752, 421148, 451230, 485940, 526435, 601640, 631722, 647920, 721968, 842296, 902460, 971880, 1052870, 1203280, 1263444, 1579305, 1684592, 1804920, 1943760, 2105740, 2526888, 3158610, 3609840, 4211480, 5053776, 6317220, 8422960, 12634440, 25268880]

約数ペア:

[(1, 25268880), (2, 12634440), (3, 8422960), (4, 6317220), (5, 5053776), (6, 4211480), (7, 3609840), (8, 3158610), (10, 2526888), (12, 2105740), (13, 1943760), (14, 1804920), (15, 1684592), (16, 1579305), (20, 1263444), (21, 1203280), (24, 1052870), (26, 971880), (28, 902460), (30, 842296), (35, 721968), (39, 647920), (40, 631722), (42, 601640), (48, 526435), (52, 485940), (56, 451230), (60, 421148), (65, 388752), (70, 360984), (78, 323960), (80, 315861), (84, 300820), (89, 283920), (91, 277680), (104, 242970), (105, 240656), (112, 225615), (120, 210574), (130, 194376), (140, 180492), (156, 161980), (168, 150410), (169, 149520), (178, 141960), (182, 138840), (195, 129584), (208, 121485), (210, 120328), (240, 105287), (260, 97188), (267, 94640), (273, 92560), (280, 90246), (312, 80990), (336, 75205), (338, 74760), (356, 70980), (364, 69420), (390, 64792), (420, 60164), (445, 56784), (455, 55536), (507, 49840), (520, 48594), (534, 47320), (546, 46280), (560, 45123), (623, 40560), (624, 40495), (676, 37380), (712, 35490), (728, 34710), (780, 32396), (840, 30082), (845, 29904), (890, 28392), (910, 27768), (1014, 24920), (1040, 24297), (1068, 23660), (1092, 23140), (1157, 21840), (1183, 21360), (1246, 20280), (1335, 18928), (1352, 18690), (1365, 18512), (1424, 17745), (1456, 17355), (1560, 16198), (1680, 15041), (1690, 14952), (1780, 14196), (1820, 13884), (1869, 13520), (2028, 12460), (2136, 11830), (2184, 11570), (2314, 10920), (2366, 10680), (2492, 10140), (2535, 9968), (2670, 9464), (2704, 9345), (2730, 9256), (3115, 8112), (3120, 8099), (3380, 7476), (3471, 7280), (3549, 7120), (3560, 7098), (3640, 6942), (3738, 6760), (4056, 6230), (4272, 5915), (4368, 5785), (4628, 5460), (4732, 5340), (4984, 5070)]