6478920

素因数分解:

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

素因数の和:884

約数の個数: 128

約数和(自身を含む): 24710400

約数和(自身を除く): 18231480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 857, 945, 1080, 1260, 1512, 1714, 1890, 2520, 2571, 3428, 3780, 4285, 5142, 5999, 6856, 7560, 7713, 8570, 10284, 11998, 12855, 15426, 17140, 17997, 20568, 23139, 23996, 25710, 29995, 30852, 34280, 35994, 38565, 46278, 47992, 51420, 53991, 59990, 61704, 71988, 77130, 89985, 92556, 102840, 107982, 115695, 119980, 143976, 154260, 161973, 179970, 185112, 215964, 231390, 239960, 269955, 308520, 323946, 359940, 431928, 462780, 539910, 647892, 719880, 809865, 925560, 1079820, 1295784, 1619730, 2159640, 3239460, 6478920]

約数ペア:

[(1, 6478920), (2, 3239460), (3, 2159640), (4, 1619730), (5, 1295784), (6, 1079820), (7, 925560), (8, 809865), (9, 719880), (10, 647892), (12, 539910), (14, 462780), (15, 431928), (18, 359940), (20, 323946), (21, 308520), (24, 269955), (27, 239960), (28, 231390), (30, 215964), (35, 185112), (36, 179970), (40, 161973), (42, 154260), (45, 143976), (54, 119980), (56, 115695), (60, 107982), (63, 102840), (70, 92556), (72, 89985), (84, 77130), (90, 71988), (105, 61704), (108, 59990), (120, 53991), (126, 51420), (135, 47992), (140, 46278), (168, 38565), (180, 35994), (189, 34280), (210, 30852), (216, 29995), (252, 25710), (270, 23996), (280, 23139), (315, 20568), (360, 17997), (378, 17140), (420, 15426), (504, 12855), (540, 11998), (630, 10284), (756, 8570), (840, 7713), (857, 7560), (945, 6856), (1080, 5999), (1260, 5142), (1512, 4285), (1714, 3780), (1890, 3428), (2520, 2571)]