27877680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1299

約数の個数: 120

約数和(自身を含む): 96720000

約数和(自身を除く): 68842320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1249, 1395, 1488, 1860, 2232, 2480, 2498, 2790, 3720, 3747, 4464, 4996, 5580, 6245, 7440, 7494, 9992, 11160, 11241, 12490, 14988, 18735, 19984, 22320, 22482, 24980, 29976, 37470, 38719, 44964, 49960, 56205, 59952, 74940, 77438, 89928, 99920, 112410, 116157, 149880, 154876, 179856, 193595, 224820, 232314, 299760, 309752, 348471, 387190, 449640, 464628, 580785, 619504, 696942, 774380, 899280, 929256, 1161570, 1393884, 1548760, 1742355, 1858512, 2323140, 2787768, 3097520, 3484710, 4646280, 5575536, 6969420, 9292560, 13938840, 27877680]

約数ペア:

[(1, 27877680), (2, 13938840), (3, 9292560), (4, 6969420), (5, 5575536), (6, 4646280), (8, 3484710), (9, 3097520), (10, 2787768), (12, 2323140), (15, 1858512), (16, 1742355), (18, 1548760), (20, 1393884), (24, 1161570), (30, 929256), (31, 899280), (36, 774380), (40, 696942), (45, 619504), (48, 580785), (60, 464628), (62, 449640), (72, 387190), (80, 348471), (90, 309752), (93, 299760), (120, 232314), (124, 224820), (144, 193595), (155, 179856), (180, 154876), (186, 149880), (240, 116157), (248, 112410), (279, 99920), (310, 89928), (360, 77438), (372, 74940), (465, 59952), (496, 56205), (558, 49960), (620, 44964), (720, 38719), (744, 37470), (930, 29976), (1116, 24980), (1240, 22482), (1249, 22320), (1395, 19984), (1488, 18735), (1860, 14988), (2232, 12490), (2480, 11241), (2498, 11160), (2790, 9992), (3720, 7494), (3747, 7440), (4464, 6245), (4996, 5580)]