66671640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{8819}}^1$

素因数の和:8846

約数の個数: 128

約数和(自身を含む): 254016000

約数和(自身を除く): 187344360

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, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 8819, 17638, 26457, 35276, 44095, 52914, 61733, 70552, 79371, 88190, 105828, 123466, 132285, 158742, 176380, 185199, 211656, 238113, 246932, 264570, 308665, 317484, 352760, 370398, 396855, 476226, 493864, 529140, 555597, 617330, 634968, 740796, 793710, 925995, 952452, 1058280, 1111194, 1190565, 1234660, 1481592, 1587420, 1666791, 1851990, 1904904, 2222388, 2381130, 2469320, 2777985, 3174840, 3333582, 3703980, 4444776, 4762260, 5555970, 6667164, 7407960, 8333955, 9524520, 11111940, 13334328, 16667910, 22223880, 33335820, 66671640]

約数ペア:

[(1, 66671640), (2, 33335820), (3, 22223880), (4, 16667910), (5, 13334328), (6, 11111940), (7, 9524520), (8, 8333955), (9, 7407960), (10, 6667164), (12, 5555970), (14, 4762260), (15, 4444776), (18, 3703980), (20, 3333582), (21, 3174840), (24, 2777985), (27, 2469320), (28, 2381130), (30, 2222388), (35, 1904904), (36, 1851990), (40, 1666791), (42, 1587420), (45, 1481592), (54, 1234660), (56, 1190565), (60, 1111194), (63, 1058280), (70, 952452), (72, 925995), (84, 793710), (90, 740796), (105, 634968), (108, 617330), (120, 555597), (126, 529140), (135, 493864), (140, 476226), (168, 396855), (180, 370398), (189, 352760), (210, 317484), (216, 308665), (252, 264570), (270, 246932), (280, 238113), (315, 211656), (360, 185199), (378, 176380), (420, 158742), (504, 132285), (540, 123466), (630, 105828), (756, 88190), (840, 79371), (945, 70552), (1080, 61733), (1260, 52914), (1512, 44095), (1890, 35276), (2520, 26457), (3780, 17638), (7560, 8819)]