388722240

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{4999}}^1$

素因数の和:5031

約数の個数: 168

約数和(自身を含む): 1386840000

約数和(自身を除く): 998117760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1620, 1728, 1944, 2160, 2430, 2592, 2880, 3240, 3888, 4320, 4860, 4999, 5184, 6480, 7776, 8640, 9720, 9998, 12960, 14997, 15552, 19440, 19996, 24995, 25920, 29994, 38880, 39992, 44991, 49990, 59988, 74985, 77760, 79984, 89982, 99980, 119976, 134973, 149970, 159968, 179964, 199960, 224955, 239952, 269946, 299940, 319936, 359928, 399920, 404919, 449910, 479904, 539892, 599880, 674865, 719856, 799840, 809838, 899820, 959808, 1079784, 1199760, 1214757, 1349730, 1439712, 1599680, 1619676, 1799640, 2024595, 2159568, 2399520, 2429514, 2699460, 2879424, 3239352, 3599280, 4049190, 4319136, 4799040, 4859028, 5398920, 6073785, 6478704, 7198560, 8098380, 8638272, 9718056, 10797840, 12147570, 12957408, 14397120, 16196760, 19436112, 21595680, 24295140, 25914816, 32393520, 38872224, 43191360, 48590280, 64787040, 77744448, 97180560, 129574080, 194361120, 388722240]

約数ペア:

[(1, 388722240), (2, 194361120), (3, 129574080), (4, 97180560), (5, 77744448), (6, 64787040), (8, 48590280), (9, 43191360), (10, 38872224), (12, 32393520), (15, 25914816), (16, 24295140), (18, 21595680), (20, 19436112), (24, 16196760), (27, 14397120), (30, 12957408), (32, 12147570), (36, 10797840), (40, 9718056), (45, 8638272), (48, 8098380), (54, 7198560), (60, 6478704), (64, 6073785), (72, 5398920), (80, 4859028), (81, 4799040), (90, 4319136), (96, 4049190), (108, 3599280), (120, 3239352), (135, 2879424), (144, 2699460), (160, 2429514), (162, 2399520), (180, 2159568), (192, 2024595), (216, 1799640), (240, 1619676), (243, 1599680), (270, 1439712), (288, 1349730), (320, 1214757), (324, 1199760), (360, 1079784), (405, 959808), (432, 899820), (480, 809838), (486, 799840), (540, 719856), (576, 674865), (648, 599880), (720, 539892), (810, 479904), (864, 449910), (960, 404919), (972, 399920), (1080, 359928), (1215, 319936), (1296, 299940), (1440, 269946), (1620, 239952), (1728, 224955), (1944, 199960), (2160, 179964), (2430, 159968), (2592, 149970), (2880, 134973), (3240, 119976), (3888, 99980), (4320, 89982), (4860, 79984), (4999, 77760), (5184, 74985), (6480, 59988), (7776, 49990), (8640, 44991), (9720, 39992), (9998, 38880), (12960, 29994), (14997, 25920), (15552, 24995), (19440, 19996)]