31603840

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 83721600

約数和(自身を除く): 52117760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 113, 115, 128, 152, 160, 184, 190, 226, 230, 304, 320, 368, 380, 437, 452, 460, 565, 608, 640, 736, 760, 874, 904, 920, 1130, 1216, 1472, 1520, 1748, 1808, 1840, 2147, 2185, 2260, 2432, 2599, 2944, 3040, 3496, 3616, 3680, 4294, 4370, 4520, 5198, 6080, 6992, 7232, 7360, 8588, 8740, 9040, 10396, 10735, 12160, 12995, 13984, 14464, 14720, 17176, 17480, 18080, 20792, 21470, 25990, 27968, 34352, 34960, 36160, 41584, 42940, 49381, 51980, 55936, 68704, 69920, 72320, 83168, 85880, 98762, 103960, 137408, 139840, 166336, 171760, 197524, 207920, 246905, 274816, 279680, 332672, 343520, 395048, 415840, 493810, 687040, 790096, 831680, 987620, 1374080, 1580192, 1663360, 1975240, 3160384, 3950480, 6320768, 7900960, 15801920, 31603840]

約数ペア:

[(1, 31603840), (2, 15801920), (4, 7900960), (5, 6320768), (8, 3950480), (10, 3160384), (16, 1975240), (19, 1663360), (20, 1580192), (23, 1374080), (32, 987620), (38, 831680), (40, 790096), (46, 687040), (64, 493810), (76, 415840), (80, 395048), (92, 343520), (95, 332672), (113, 279680), (115, 274816), (128, 246905), (152, 207920), (160, 197524), (184, 171760), (190, 166336), (226, 139840), (230, 137408), (304, 103960), (320, 98762), (368, 85880), (380, 83168), (437, 72320), (452, 69920), (460, 68704), (565, 55936), (608, 51980), (640, 49381), (736, 42940), (760, 41584), (874, 36160), (904, 34960), (920, 34352), (1130, 27968), (1216, 25990), (1472, 21470), (1520, 20792), (1748, 18080), (1808, 17480), (1840, 17176), (2147, 14720), (2185, 14464), (2260, 13984), (2432, 12995), (2599, 12160), (2944, 10735), (3040, 10396), (3496, 9040), (3616, 8740), (3680, 8588), (4294, 7360), (4370, 7232), (4520, 6992), (5198, 6080)]