2215890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 6134400

約数和(自身を除く): 3918510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 283, 290, 435, 522, 566, 783, 849, 870, 1305, 1415, 1566, 1698, 2547, 2610, 2830, 3915, 4245, 5094, 7641, 7830, 8207, 8490, 12735, 15282, 16414, 24621, 25470, 38205, 41035, 49242, 73863, 76410, 82070, 123105, 147726, 221589, 246210, 369315, 443178, 738630, 1107945, 2215890]

約数ペア:

[(1, 2215890), (2, 1107945), (3, 738630), (5, 443178), (6, 369315), (9, 246210), (10, 221589), (15, 147726), (18, 123105), (27, 82070), (29, 76410), (30, 73863), (45, 49242), (54, 41035), (58, 38205), (87, 25470), (90, 24621), (135, 16414), (145, 15282), (174, 12735), (261, 8490), (270, 8207), (283, 7830), (290, 7641), (435, 5094), (522, 4245), (566, 3915), (783, 2830), (849, 2610), (870, 2547), (1305, 1698), (1415, 1566)]