204080360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1583}}^1$

素因数の和:1898

約数の個数: 64

約数和(自身を含む): 502951680

約数和(自身を除く): 298871320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 293, 440, 586, 1172, 1465, 1583, 2344, 2930, 3166, 3223, 5860, 6332, 6446, 7915, 11720, 12664, 12892, 15830, 16115, 17413, 25784, 31660, 32230, 34826, 63320, 64460, 69652, 87065, 128920, 139304, 174130, 348260, 463819, 696520, 927638, 1855276, 2319095, 3710552, 4638190, 5102009, 9276380, 10204018, 18552760, 20408036, 25510045, 40816072, 51020090, 102040180, 204080360]

約数ペア:

[(1, 204080360), (2, 102040180), (4, 51020090), (5, 40816072), (8, 25510045), (10, 20408036), (11, 18552760), (20, 10204018), (22, 9276380), (40, 5102009), (44, 4638190), (55, 3710552), (88, 2319095), (110, 1855276), (220, 927638), (293, 696520), (440, 463819), (586, 348260), (1172, 174130), (1465, 139304), (1583, 128920), (2344, 87065), (2930, 69652), (3166, 64460), (3223, 63320), (5860, 34826), (6332, 32230), (6446, 31660), (7915, 25784), (11720, 17413), (12664, 16115), (12892, 15830)]