1657388520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{6421}}^1$

素因数の和:6680

約数の個数: 128

約数和(自身を含む): 5548608000

約数和(自身を除く): 3891219480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 239, 270, 360, 478, 540, 717, 956, 1080, 1195, 1434, 1912, 2151, 2390, 2868, 3585, 4302, 4780, 5736, 6421, 6453, 7170, 8604, 9560, 10755, 12842, 12906, 14340, 17208, 19263, 21510, 25684, 25812, 28680, 32105, 32265, 38526, 43020, 51368, 51624, 57789, 64210, 64530, 77052, 86040, 96315, 115578, 128420, 129060, 154104, 173367, 192630, 231156, 256840, 258120, 288945, 346734, 385260, 462312, 577890, 693468, 770520, 866835, 1155780, 1386936, 1534619, 1733670, 2311560, 3069238, 3467340, 4603857, 6138476, 6934680, 7673095, 9207714, 12276952, 13811571, 15346190, 18415428, 23019285, 27623142, 30692380, 36830856, 41434713, 46038570, 55246284, 61384760, 69057855, 82869426, 92077140, 110492568, 138115710, 165738852, 184154280, 207173565, 276231420, 331477704, 414347130, 552462840, 828694260, 1657388520]

約数ペア:

[(1, 1657388520), (2, 828694260), (3, 552462840), (4, 414347130), (5, 331477704), (6, 276231420), (8, 207173565), (9, 184154280), (10, 165738852), (12, 138115710), (15, 110492568), (18, 92077140), (20, 82869426), (24, 69057855), (27, 61384760), (30, 55246284), (36, 46038570), (40, 41434713), (45, 36830856), (54, 30692380), (60, 27623142), (72, 23019285), (90, 18415428), (108, 15346190), (120, 13811571), (135, 12276952), (180, 9207714), (216, 7673095), (239, 6934680), (270, 6138476), (360, 4603857), (478, 3467340), (540, 3069238), (717, 2311560), (956, 1733670), (1080, 1534619), (1195, 1386936), (1434, 1155780), (1912, 866835), (2151, 770520), (2390, 693468), (2868, 577890), (3585, 462312), (4302, 385260), (4780, 346734), (5736, 288945), (6421, 258120), (6453, 256840), (7170, 231156), (8604, 192630), (9560, 173367), (10755, 154104), (12842, 129060), (12906, 128420), (14340, 115578), (17208, 96315), (19263, 86040), (21510, 77052), (25684, 64530), (25812, 64210), (28680, 57789), (32105, 51624), (32265, 51368), (38526, 43020)]