2912331660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{990589}}^1$

素因数の和:990615

約数の個数: 72

約数和(自身を含む): 9485889840

約数和(自身を除く): 6573558180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 990589, 1981178, 2971767, 3962356, 4952945, 5943534, 6934123, 9905890, 11887068, 13868246, 14858835, 19811780, 20802369, 27736492, 29717670, 34670615, 41604738, 48538861, 59435340, 69341230, 83209476, 97077722, 104011845, 138682460, 145616583, 194155444, 208023690, 242694305, 291233166, 416047380, 485388610, 582466332, 728082915, 970777220, 1456165830, 2912331660]

約数ペア:

[(1, 2912331660), (2, 1456165830), (3, 970777220), (4, 728082915), (5, 582466332), (6, 485388610), (7, 416047380), (10, 291233166), (12, 242694305), (14, 208023690), (15, 194155444), (20, 145616583), (21, 138682460), (28, 104011845), (30, 97077722), (35, 83209476), (42, 69341230), (49, 59435340), (60, 48538861), (70, 41604738), (84, 34670615), (98, 29717670), (105, 27736492), (140, 20802369), (147, 19811780), (196, 14858835), (210, 13868246), (245, 11887068), (294, 9905890), (420, 6934123), (490, 5943534), (588, 4952945), (735, 3962356), (980, 2971767), (1470, 1981178), (2940, 990589)]