2664630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 7257600

約数和(自身を除く): 4592970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 139, 142, 213, 270, 278, 355, 417, 426, 639, 695, 710, 834, 1065, 1251, 1278, 1390, 1917, 2085, 2130, 2502, 3195, 3753, 3834, 4170, 6255, 6390, 7506, 9585, 9869, 12510, 18765, 19170, 19738, 29607, 37530, 49345, 59214, 88821, 98690, 148035, 177642, 266463, 296070, 444105, 532926, 888210, 1332315, 2664630]

約数ペア:

[(1, 2664630), (2, 1332315), (3, 888210), (5, 532926), (6, 444105), (9, 296070), (10, 266463), (15, 177642), (18, 148035), (27, 98690), (30, 88821), (45, 59214), (54, 49345), (71, 37530), (90, 29607), (135, 19738), (139, 19170), (142, 18765), (213, 12510), (270, 9869), (278, 9585), (355, 7506), (417, 6390), (426, 6255), (639, 4170), (695, 3834), (710, 3753), (834, 3195), (1065, 2502), (1251, 2130), (1278, 2085), (1390, 1917)]