8638560

素因数分解:

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

素因数の和:885

約数の個数: 144

約数和(自身を含む): 33729696

約数和(自身を除く): 25091136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 857, 1008, 1120, 1260, 1440, 1680, 1714, 2016, 2520, 2571, 3360, 3428, 4285, 5040, 5142, 5999, 6856, 7713, 8570, 10080, 10284, 11998, 12855, 13712, 15426, 17140, 17997, 20568, 23996, 25710, 27424, 29995, 30852, 34280, 35994, 38565, 41136, 47992, 51420, 53991, 59990, 61704, 68560, 71988, 77130, 82272, 89985, 95984, 102840, 107982, 119980, 123408, 137120, 143976, 154260, 179970, 191968, 205680, 215964, 239960, 246816, 269955, 287952, 308520, 359940, 411360, 431928, 479920, 539910, 575904, 617040, 719880, 863856, 959840, 1079820, 1234080, 1439760, 1727712, 2159640, 2879520, 4319280, 8638560]

約数ペア:

[(1, 8638560), (2, 4319280), (3, 2879520), (4, 2159640), (5, 1727712), (6, 1439760), (7, 1234080), (8, 1079820), (9, 959840), (10, 863856), (12, 719880), (14, 617040), (15, 575904), (16, 539910), (18, 479920), (20, 431928), (21, 411360), (24, 359940), (28, 308520), (30, 287952), (32, 269955), (35, 246816), (36, 239960), (40, 215964), (42, 205680), (45, 191968), (48, 179970), (56, 154260), (60, 143976), (63, 137120), (70, 123408), (72, 119980), (80, 107982), (84, 102840), (90, 95984), (96, 89985), (105, 82272), (112, 77130), (120, 71988), (126, 68560), (140, 61704), (144, 59990), (160, 53991), (168, 51420), (180, 47992), (210, 41136), (224, 38565), (240, 35994), (252, 34280), (280, 30852), (288, 29995), (315, 27424), (336, 25710), (360, 23996), (420, 20568), (480, 17997), (504, 17140), (560, 15426), (630, 13712), (672, 12855), (720, 11998), (840, 10284), (857, 10080), (1008, 8570), (1120, 7713), (1260, 6856), (1440, 5999), (1680, 5142), (1714, 5040), (2016, 4285), (2520, 3428), (2571, 3360)]