2686320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:80

約数の個数: 240

約数和(自身を含む): 11374272

約数和(自身を除く): 8687952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 41, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 82, 84, 90, 91, 104, 105, 112, 117, 120, 123, 126, 130, 140, 144, 156, 164, 168, 180, 182, 195, 205, 208, 210, 234, 240, 246, 252, 260, 273, 280, 287, 312, 315, 328, 336, 360, 364, 369, 390, 410, 420, 455, 468, 492, 504, 520, 533, 546, 560, 574, 585, 615, 624, 630, 656, 720, 728, 738, 780, 819, 820, 840, 861, 910, 936, 984, 1008, 1040, 1066, 1092, 1148, 1170, 1230, 1260, 1365, 1435, 1456, 1476, 1560, 1599, 1638, 1640, 1680, 1722, 1820, 1845, 1872, 1968, 2132, 2184, 2296, 2340, 2460, 2520, 2583, 2665, 2730, 2870, 2952, 3120, 3198, 3276, 3280, 3444, 3640, 3690, 3731, 4095, 4264, 4305, 4368, 4592, 4680, 4797, 4920, 5040, 5166, 5330, 5460, 5740, 5904, 6396, 6552, 6888, 7280, 7380, 7462, 7995, 8190, 8528, 8610, 9360, 9594, 9840, 10332, 10660, 10920, 11193, 11480, 12792, 12915, 13104, 13776, 14760, 14924, 15990, 16380, 17220, 18655, 19188, 20664, 21320, 21840, 22386, 22960, 23985, 25584, 25830, 29520, 29848, 31980, 32760, 33579, 34440, 37310, 38376, 41328, 42640, 44772, 47970, 51660, 55965, 59696, 63960, 65520, 67158, 68880, 74620, 76752, 89544, 95940, 103320, 111930, 127920, 134316, 149240, 167895, 179088, 191880, 206640, 223860, 268632, 298480, 335790, 383760, 447720, 537264, 671580, 895440, 1343160, 2686320]

約数ペア:

[(1, 2686320), (2, 1343160), (3, 895440), (4, 671580), (5, 537264), (6, 447720), (7, 383760), (8, 335790), (9, 298480), (10, 268632), (12, 223860), (13, 206640), (14, 191880), (15, 179088), (16, 167895), (18, 149240), (20, 134316), (21, 127920), (24, 111930), (26, 103320), (28, 95940), (30, 89544), (35, 76752), (36, 74620), (39, 68880), (40, 67158), (41, 65520), (42, 63960), (45, 59696), (48, 55965), (52, 51660), (56, 47970), (60, 44772), (63, 42640), (65, 41328), (70, 38376), (72, 37310), (78, 34440), (80, 33579), (82, 32760), (84, 31980), (90, 29848), (91, 29520), (104, 25830), (105, 25584), (112, 23985), (117, 22960), (120, 22386), (123, 21840), (126, 21320), (130, 20664), (140, 19188), (144, 18655), (156, 17220), (164, 16380), (168, 15990), (180, 14924), (182, 14760), (195, 13776), (205, 13104), (208, 12915), (210, 12792), (234, 11480), (240, 11193), (246, 10920), (252, 10660), (260, 10332), (273, 9840), (280, 9594), (287, 9360), (312, 8610), (315, 8528), (328, 8190), (336, 7995), (360, 7462), (364, 7380), (369, 7280), (390, 6888), (410, 6552), (420, 6396), (455, 5904), (468, 5740), (492, 5460), (504, 5330), (520, 5166), (533, 5040), (546, 4920), (560, 4797), (574, 4680), (585, 4592), (615, 4368), (624, 4305), (630, 4264), (656, 4095), (720, 3731), (728, 3690), (738, 3640), (780, 3444), (819, 3280), (820, 3276), (840, 3198), (861, 3120), (910, 2952), (936, 2870), (984, 2730), (1008, 2665), (1040, 2583), (1066, 2520), (1092, 2460), (1148, 2340), (1170, 2296), (1230, 2184), (1260, 2132), (1365, 1968), (1435, 1872), (1456, 1845), (1476, 1820), (1560, 1722), (1599, 1680), (1638, 1640)]