21595680

素因数分解:

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

素因数の和:5023

約数の個数: 96

約数和(自身を含む): 75600000

約数和(自身を除く): 54004320

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, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4999, 9998, 14997, 19996, 24995, 29994, 39992, 44991, 49990, 59988, 74985, 79984, 89982, 99980, 119976, 134973, 149970, 159968, 179964, 199960, 224955, 239952, 269946, 299940, 359928, 399920, 449910, 479904, 539892, 599880, 674865, 719856, 799840, 899820, 1079784, 1199760, 1349730, 1439712, 1799640, 2159568, 2399520, 2699460, 3599280, 4319136, 5398920, 7198560, 10797840, 21595680]

約数ペア:

[(1, 21595680), (2, 10797840), (3, 7198560), (4, 5398920), (5, 4319136), (6, 3599280), (8, 2699460), (9, 2399520), (10, 2159568), (12, 1799640), (15, 1439712), (16, 1349730), (18, 1199760), (20, 1079784), (24, 899820), (27, 799840), (30, 719856), (32, 674865), (36, 599880), (40, 539892), (45, 479904), (48, 449910), (54, 399920), (60, 359928), (72, 299940), (80, 269946), (90, 239952), (96, 224955), (108, 199960), (120, 179964), (135, 159968), (144, 149970), (160, 134973), (180, 119976), (216, 99980), (240, 89982), (270, 79984), (288, 74985), (360, 59988), (432, 49990), (480, 44991), (540, 39992), (720, 29994), (864, 24995), (1080, 19996), (1440, 14997), (2160, 9998), (4320, 4999)]