801540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 2505048

約数和(自身を除く): 1703508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 73, 90, 122, 146, 180, 183, 219, 244, 292, 305, 365, 366, 438, 549, 610, 657, 730, 732, 876, 915, 1095, 1098, 1220, 1314, 1460, 1830, 2190, 2196, 2628, 2745, 3285, 3660, 4380, 4453, 5490, 6570, 8906, 10980, 13140, 13359, 17812, 22265, 26718, 40077, 44530, 53436, 66795, 80154, 89060, 133590, 160308, 200385, 267180, 400770, 801540]

約数ペア:

[(1, 801540), (2, 400770), (3, 267180), (4, 200385), (5, 160308), (6, 133590), (9, 89060), (10, 80154), (12, 66795), (15, 53436), (18, 44530), (20, 40077), (30, 26718), (36, 22265), (45, 17812), (60, 13359), (61, 13140), (73, 10980), (90, 8906), (122, 6570), (146, 5490), (180, 4453), (183, 4380), (219, 3660), (244, 3285), (292, 2745), (305, 2628), (365, 2196), (366, 2190), (438, 1830), (549, 1460), (610, 1314), (657, 1220), (730, 1098), (732, 1095), (876, 915)]