21531360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1496

約数の個数: 96

約数和(自身を含む): 70060032

約数和(自身を除く): 48528672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1447, 1488, 1860, 2480, 2894, 2976, 3720, 4341, 4960, 5788, 7235, 7440, 8682, 11576, 14470, 14880, 17364, 21705, 23152, 28940, 34728, 43410, 44857, 46304, 57880, 69456, 86820, 89714, 115760, 134571, 138912, 173640, 179428, 224285, 231520, 269142, 347280, 358856, 448570, 538284, 672855, 694560, 717712, 897140, 1076568, 1345710, 1435424, 1794280, 2153136, 2691420, 3588560, 4306272, 5382840, 7177120, 10765680, 21531360]

約数ペア:

[(1, 21531360), (2, 10765680), (3, 7177120), (4, 5382840), (5, 4306272), (6, 3588560), (8, 2691420), (10, 2153136), (12, 1794280), (15, 1435424), (16, 1345710), (20, 1076568), (24, 897140), (30, 717712), (31, 694560), (32, 672855), (40, 538284), (48, 448570), (60, 358856), (62, 347280), (80, 269142), (93, 231520), (96, 224285), (120, 179428), (124, 173640), (155, 138912), (160, 134571), (186, 115760), (240, 89714), (248, 86820), (310, 69456), (372, 57880), (465, 46304), (480, 44857), (496, 43410), (620, 34728), (744, 28940), (930, 23152), (992, 21705), (1240, 17364), (1447, 14880), (1488, 14470), (1860, 11576), (2480, 8682), (2894, 7440), (2976, 7235), (3720, 5788), (4341, 4960)]