211645680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28447}}^1$

素因数の和:28494

約数の個数: 80

約数和(自身を含む): 677289984

約数和(自身を除く): 465644304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 28447, 56894, 85341, 113788, 142235, 170682, 227576, 284470, 341364, 426705, 455152, 568940, 682728, 853410, 881857, 1137880, 1365456, 1706820, 1763714, 2275760, 2645571, 3413640, 3527428, 4409285, 5291142, 6827280, 7054856, 8818570, 10582284, 13227855, 14109712, 17637140, 21164568, 26455710, 35274280, 42329136, 52911420, 70548560, 105822840, 211645680]

約数ペア:

[(1, 211645680), (2, 105822840), (3, 70548560), (4, 52911420), (5, 42329136), (6, 35274280), (8, 26455710), (10, 21164568), (12, 17637140), (15, 14109712), (16, 13227855), (20, 10582284), (24, 8818570), (30, 7054856), (31, 6827280), (40, 5291142), (48, 4409285), (60, 3527428), (62, 3413640), (80, 2645571), (93, 2275760), (120, 1763714), (124, 1706820), (155, 1365456), (186, 1137880), (240, 881857), (248, 853410), (310, 682728), (372, 568940), (465, 455152), (496, 426705), (620, 341364), (744, 284470), (930, 227576), (1240, 170682), (1488, 142235), (1860, 113788), (2480, 85341), (3720, 56894), (7440, 28447)]