142510280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{773}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 351086400

約数和(自身を除く): 208576120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 419, 440, 773, 838, 1546, 1676, 2095, 3092, 3352, 3865, 4190, 4609, 6184, 7730, 8380, 8503, 9218, 15460, 16760, 17006, 18436, 23045, 30920, 34012, 36872, 42515, 46090, 68024, 85030, 92180, 170060, 184360, 323887, 340120, 647774, 1295548, 1619435, 2591096, 3238870, 3562757, 6477740, 7125514, 12955480, 14251028, 17813785, 28502056, 35627570, 71255140, 142510280]

約数ペア:

[(1, 142510280), (2, 71255140), (4, 35627570), (5, 28502056), (8, 17813785), (10, 14251028), (11, 12955480), (20, 7125514), (22, 6477740), (40, 3562757), (44, 3238870), (55, 2591096), (88, 1619435), (110, 1295548), (220, 647774), (419, 340120), (440, 323887), (773, 184360), (838, 170060), (1546, 92180), (1676, 85030), (2095, 68024), (3092, 46090), (3352, 42515), (3865, 36872), (4190, 34012), (4609, 30920), (6184, 23045), (7730, 18436), (8380, 17006), (8503, 16760), (9218, 15460)]