2159640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{857}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 8030880

約数和(自身を除く): 5871240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 857, 1260, 1714, 2520, 2571, 3428, 4285, 5142, 5999, 6856, 7713, 8570, 10284, 11998, 12855, 15426, 17140, 17997, 20568, 23996, 25710, 29995, 30852, 34280, 35994, 38565, 47992, 51420, 53991, 59990, 61704, 71988, 77130, 89985, 102840, 107982, 119980, 143976, 154260, 179970, 215964, 239960, 269955, 308520, 359940, 431928, 539910, 719880, 1079820, 2159640]

約数ペア:

[(1, 2159640), (2, 1079820), (3, 719880), (4, 539910), (5, 431928), (6, 359940), (7, 308520), (8, 269955), (9, 239960), (10, 215964), (12, 179970), (14, 154260), (15, 143976), (18, 119980), (20, 107982), (21, 102840), (24, 89985), (28, 77130), (30, 71988), (35, 61704), (36, 59990), (40, 53991), (42, 51420), (45, 47992), (56, 38565), (60, 35994), (63, 34280), (70, 30852), (72, 29995), (84, 25710), (90, 23996), (105, 20568), (120, 17997), (126, 17140), (140, 15426), (168, 12855), (180, 11998), (210, 10284), (252, 8570), (280, 7713), (315, 6856), (360, 5999), (420, 5142), (504, 4285), (630, 3428), (840, 2571), (857, 2520), (1260, 1714)]