248453520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:638

約数の個数: 240

約数和(自身を含む): 921780288

約数和(自身を除く): 673326768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 49, 56, 60, 70, 74, 80, 84, 98, 105, 111, 112, 120, 140, 147, 148, 168, 185, 196, 210, 222, 240, 245, 259, 280, 294, 296, 336, 370, 392, 420, 444, 490, 518, 555, 560, 571, 588, 592, 735, 740, 777, 784, 840, 888, 980, 1036, 1110, 1142, 1176, 1295, 1470, 1480, 1554, 1680, 1713, 1776, 1813, 1960, 2072, 2220, 2284, 2352, 2590, 2855, 2940, 2960, 3108, 3426, 3626, 3885, 3920, 3997, 4144, 4440, 4568, 5180, 5439, 5710, 5880, 6216, 6852, 7252, 7770, 7994, 8565, 8880, 9065, 9136, 10360, 10878, 11420, 11760, 11991, 12432, 13704, 14504, 15540, 15988, 17130, 18130, 19985, 20720, 21127, 21756, 22840, 23982, 27195, 27408, 27979, 29008, 31080, 31976, 34260, 36260, 39970, 42254, 43512, 45680, 47964, 54390, 55958, 59955, 62160, 63381, 63952, 68520, 72520, 79940, 83937, 84508, 87024, 95928, 105635, 108780, 111916, 119910, 126762, 137040, 139895, 145040, 147889, 159880, 167874, 169016, 191856, 211270, 217560, 223832, 239820, 253524, 279790, 295778, 316905, 319760, 335748, 338032, 419685, 422540, 435120, 443667, 447664, 479640, 507048, 559580, 591556, 633810, 671496, 739445, 839370, 845080, 887334, 959280, 1014096, 1035223, 1119160, 1183112, 1267620, 1342992, 1478890, 1678740, 1690160, 1774668, 2070446, 2218335, 2238320, 2366224, 2535240, 2957780, 3105669, 3357480, 3549336, 4140892, 4436670, 5070480, 5176115, 5915560, 6211338, 6714960, 7098672, 8281784, 8873340, 10352230, 11831120, 12422676, 15528345, 16563568, 17746680, 20704460, 24845352, 31056690, 35493360, 41408920, 49690704, 62113380, 82817840, 124226760, 248453520]

約数ペア:

[(1, 248453520), (2, 124226760), (3, 82817840), (4, 62113380), (5, 49690704), (6, 41408920), (7, 35493360), (8, 31056690), (10, 24845352), (12, 20704460), (14, 17746680), (15, 16563568), (16, 15528345), (20, 12422676), (21, 11831120), (24, 10352230), (28, 8873340), (30, 8281784), (35, 7098672), (37, 6714960), (40, 6211338), (42, 5915560), (48, 5176115), (49, 5070480), (56, 4436670), (60, 4140892), (70, 3549336), (74, 3357480), (80, 3105669), (84, 2957780), (98, 2535240), (105, 2366224), (111, 2238320), (112, 2218335), (120, 2070446), (140, 1774668), (147, 1690160), (148, 1678740), (168, 1478890), (185, 1342992), (196, 1267620), (210, 1183112), (222, 1119160), (240, 1035223), (245, 1014096), (259, 959280), (280, 887334), (294, 845080), (296, 839370), (336, 739445), (370, 671496), (392, 633810), (420, 591556), (444, 559580), (490, 507048), (518, 479640), (555, 447664), (560, 443667), (571, 435120), (588, 422540), (592, 419685), (735, 338032), (740, 335748), (777, 319760), (784, 316905), (840, 295778), (888, 279790), (980, 253524), (1036, 239820), (1110, 223832), (1142, 217560), (1176, 211270), (1295, 191856), (1470, 169016), (1480, 167874), (1554, 159880), (1680, 147889), (1713, 145040), (1776, 139895), (1813, 137040), (1960, 126762), (2072, 119910), (2220, 111916), (2284, 108780), (2352, 105635), (2590, 95928), (2855, 87024), (2940, 84508), (2960, 83937), (3108, 79940), (3426, 72520), (3626, 68520), (3885, 63952), (3920, 63381), (3997, 62160), (4144, 59955), (4440, 55958), (4568, 54390), (5180, 47964), (5439, 45680), (5710, 43512), (5880, 42254), (6216, 39970), (6852, 36260), (7252, 34260), (7770, 31976), (7994, 31080), (8565, 29008), (8880, 27979), (9065, 27408), (9136, 27195), (10360, 23982), (10878, 22840), (11420, 21756), (11760, 21127), (11991, 20720), (12432, 19985), (13704, 18130), (14504, 17130), (15540, 15988)]