844430080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1702

約数の個数: 144

約数和(自身を含む): 2249904384

約数和(自身を除く): 1405474304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1612, 1637, 1664, 1984, 2015, 2080, 2480, 3224, 3274, 3328, 3968, 4030, 4160, 4960, 6448, 6548, 7936, 8060, 8185, 8320, 9920, 12896, 13096, 16120, 16370, 16640, 19840, 21281, 25792, 26192, 32240, 32740, 39680, 42562, 50747, 51584, 52384, 64480, 65480, 85124, 101494, 103168, 104768, 106405, 128960, 130960, 170248, 202988, 209536, 212810, 253735, 257920, 261920, 340496, 405976, 419072, 425620, 507470, 515840, 523840, 659711, 680992, 811952, 851240, 1014940, 1047680, 1319422, 1361984, 1623904, 1702480, 2029880, 2095360, 2638844, 2723968, 3247808, 3298555, 3404960, 4059760, 5277688, 5447936, 6495616, 6597110, 6809920, 8119520, 10555376, 12991232, 13194220, 13619840, 16239040, 21110752, 26388440, 27239680, 32478080, 42221504, 52776880, 64956160, 84443008, 105553760, 168886016, 211107520, 422215040, 844430080]

約数ペア:

[(1, 844430080), (2, 422215040), (4, 211107520), (5, 168886016), (8, 105553760), (10, 84443008), (13, 64956160), (16, 52776880), (20, 42221504), (26, 32478080), (31, 27239680), (32, 26388440), (40, 21110752), (52, 16239040), (62, 13619840), (64, 13194220), (65, 12991232), (80, 10555376), (104, 8119520), (124, 6809920), (128, 6597110), (130, 6495616), (155, 5447936), (160, 5277688), (208, 4059760), (248, 3404960), (256, 3298555), (260, 3247808), (310, 2723968), (320, 2638844), (403, 2095360), (416, 2029880), (496, 1702480), (520, 1623904), (620, 1361984), (640, 1319422), (806, 1047680), (832, 1014940), (992, 851240), (1040, 811952), (1240, 680992), (1280, 659711), (1612, 523840), (1637, 515840), (1664, 507470), (1984, 425620), (2015, 419072), (2080, 405976), (2480, 340496), (3224, 261920), (3274, 257920), (3328, 253735), (3968, 212810), (4030, 209536), (4160, 202988), (4960, 170248), (6448, 130960), (6548, 128960), (7936, 106405), (8060, 104768), (8185, 103168), (8320, 101494), (9920, 85124), (12896, 65480), (13096, 64480), (16120, 52384), (16370, 51584), (16640, 50747), (19840, 42562), (21281, 39680), (25792, 32740), (26192, 32240)]