678013920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2999}}^1$

素因数の和:3177

約数の個数: 144

約数和(自身を含む): 2329236000

約数和(自身を除く): 1651222080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 157, 160, 180, 240, 288, 314, 360, 471, 480, 628, 720, 785, 942, 1256, 1413, 1440, 1570, 1884, 2355, 2512, 2826, 2999, 3140, 3768, 4710, 5024, 5652, 5998, 6280, 7065, 7536, 8997, 9420, 11304, 11996, 12560, 14130, 14995, 15072, 17994, 18840, 22608, 23992, 25120, 26991, 28260, 29990, 35988, 37680, 44985, 45216, 47984, 53982, 56520, 59980, 71976, 75360, 89970, 95968, 107964, 113040, 119960, 134955, 143952, 179940, 215928, 226080, 239920, 269910, 287904, 359880, 431856, 470843, 479840, 539820, 719760, 863712, 941686, 1079640, 1412529, 1439520, 1883372, 2159280, 2354215, 2825058, 3766744, 4237587, 4318560, 4708430, 5650116, 7062645, 7533488, 8475174, 9416860, 11300232, 14125290, 15066976, 16950348, 18833720, 21187935, 22600464, 28250580, 33900696, 37667440, 42375870, 45200928, 56501160, 67801392, 75334880, 84751740, 113002320, 135602784, 169503480, 226004640, 339006960, 678013920]

約数ペア:

[(1, 678013920), (2, 339006960), (3, 226004640), (4, 169503480), (5, 135602784), (6, 113002320), (8, 84751740), (9, 75334880), (10, 67801392), (12, 56501160), (15, 45200928), (16, 42375870), (18, 37667440), (20, 33900696), (24, 28250580), (30, 22600464), (32, 21187935), (36, 18833720), (40, 16950348), (45, 15066976), (48, 14125290), (60, 11300232), (72, 9416860), (80, 8475174), (90, 7533488), (96, 7062645), (120, 5650116), (144, 4708430), (157, 4318560), (160, 4237587), (180, 3766744), (240, 2825058), (288, 2354215), (314, 2159280), (360, 1883372), (471, 1439520), (480, 1412529), (628, 1079640), (720, 941686), (785, 863712), (942, 719760), (1256, 539820), (1413, 479840), (1440, 470843), (1570, 431856), (1884, 359880), (2355, 287904), (2512, 269910), (2826, 239920), (2999, 226080), (3140, 215928), (3768, 179940), (4710, 143952), (5024, 134955), (5652, 119960), (5998, 113040), (6280, 107964), (7065, 95968), (7536, 89970), (8997, 75360), (9420, 71976), (11304, 59980), (11996, 56520), (12560, 53982), (14130, 47984), (14995, 45216), (15072, 44985), (17994, 37680), (18840, 35988), (22608, 29990), (23992, 28260), (25120, 26991)]