2489760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:60

約数の個数: 288

約数和(自身を含む): 11007360

約数和(自身を除く): 8517600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 24, 26, 28, 30, 32, 35, 36, 38, 39, 40, 42, 45, 48, 52, 56, 57, 60, 63, 65, 70, 72, 76, 78, 80, 84, 90, 91, 95, 96, 104, 105, 112, 114, 117, 120, 126, 130, 133, 140, 144, 152, 156, 160, 168, 171, 180, 182, 190, 195, 208, 210, 224, 228, 234, 240, 247, 252, 260, 266, 273, 280, 285, 288, 304, 312, 315, 336, 342, 360, 364, 380, 390, 399, 416, 420, 455, 456, 468, 480, 494, 504, 520, 532, 546, 560, 570, 585, 608, 624, 630, 665, 672, 684, 720, 728, 741, 760, 780, 798, 819, 840, 855, 910, 912, 936, 988, 1008, 1040, 1064, 1092, 1120, 1140, 1170, 1197, 1235, 1248, 1260, 1330, 1365, 1368, 1440, 1456, 1482, 1520, 1560, 1596, 1638, 1680, 1710, 1729, 1820, 1824, 1872, 1976, 1995, 2016, 2080, 2128, 2184, 2223, 2280, 2340, 2394, 2470, 2520, 2660, 2730, 2736, 2912, 2964, 3040, 3120, 3192, 3276, 3360, 3420, 3458, 3640, 3705, 3744, 3952, 3990, 4095, 4256, 4368, 4446, 4560, 4680, 4788, 4940, 5040, 5187, 5320, 5460, 5472, 5928, 5985, 6240, 6384, 6552, 6840, 6916, 7280, 7410, 7904, 7980, 8190, 8645, 8736, 8892, 9120, 9360, 9576, 9880, 10080, 10374, 10640, 10920, 11115, 11856, 11970, 12768, 13104, 13680, 13832, 14560, 14820, 15561, 15960, 16380, 17290, 17784, 18720, 19152, 19760, 20748, 21280, 21840, 22230, 23712, 23940, 25935, 26208, 27360, 27664, 29640, 31122, 31920, 32760, 34580, 35568, 38304, 39520, 41496, 43680, 44460, 47880, 51870, 55328, 59280, 62244, 63840, 65520, 69160, 71136, 77805, 82992, 88920, 95760, 103740, 118560, 124488, 131040, 138320, 155610, 165984, 177840, 191520, 207480, 248976, 276640, 311220, 355680, 414960, 497952, 622440, 829920, 1244880, 2489760]

約数ペア:

[(1, 2489760), (2, 1244880), (3, 829920), (4, 622440), (5, 497952), (6, 414960), (7, 355680), (8, 311220), (9, 276640), (10, 248976), (12, 207480), (13, 191520), (14, 177840), (15, 165984), (16, 155610), (18, 138320), (19, 131040), (20, 124488), (21, 118560), (24, 103740), (26, 95760), (28, 88920), (30, 82992), (32, 77805), (35, 71136), (36, 69160), (38, 65520), (39, 63840), (40, 62244), (42, 59280), (45, 55328), (48, 51870), (52, 47880), (56, 44460), (57, 43680), (60, 41496), (63, 39520), (65, 38304), (70, 35568), (72, 34580), (76, 32760), (78, 31920), (80, 31122), (84, 29640), (90, 27664), (91, 27360), (95, 26208), (96, 25935), (104, 23940), (105, 23712), (112, 22230), (114, 21840), (117, 21280), (120, 20748), (126, 19760), (130, 19152), (133, 18720), (140, 17784), (144, 17290), (152, 16380), (156, 15960), (160, 15561), (168, 14820), (171, 14560), (180, 13832), (182, 13680), (190, 13104), (195, 12768), (208, 11970), (210, 11856), (224, 11115), (228, 10920), (234, 10640), (240, 10374), (247, 10080), (252, 9880), (260, 9576), (266, 9360), (273, 9120), (280, 8892), (285, 8736), (288, 8645), (304, 8190), (312, 7980), (315, 7904), (336, 7410), (342, 7280), (360, 6916), (364, 6840), (380, 6552), (390, 6384), (399, 6240), (416, 5985), (420, 5928), (455, 5472), (456, 5460), (468, 5320), (480, 5187), (494, 5040), (504, 4940), (520, 4788), (532, 4680), (546, 4560), (560, 4446), (570, 4368), (585, 4256), (608, 4095), (624, 3990), (630, 3952), (665, 3744), (672, 3705), (684, 3640), (720, 3458), (728, 3420), (741, 3360), (760, 3276), (780, 3192), (798, 3120), (819, 3040), (840, 2964), (855, 2912), (910, 2736), (912, 2730), (936, 2660), (988, 2520), (1008, 2470), (1040, 2394), (1064, 2340), (1092, 2280), (1120, 2223), (1140, 2184), (1170, 2128), (1197, 2080), (1235, 2016), (1248, 1995), (1260, 1976), (1330, 1872), (1365, 1824), (1368, 1820), (1440, 1729), (1456, 1710), (1482, 1680), (1520, 1638), (1560, 1596)]