251567144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1194

約数の個数: 64

約数和(自身を含む): 522849600

約数和(自身を除く): 271282456

約数列:

[1, 2, 4, 8, 19, 37, 38, 41, 74, 76, 82, 148, 152, 164, 296, 328, 703, 779, 1091, 1406, 1517, 1558, 2182, 2812, 3034, 3116, 4364, 5624, 6068, 6232, 8728, 12136, 20729, 28823, 40367, 41458, 44731, 57646, 80734, 82916, 89462, 115292, 161468, 165832, 178924, 230584, 322936, 357848, 766973, 849889, 1533946, 1655047, 1699778, 3067892, 3310094, 3399556, 6135784, 6620188, 6799112, 13240376, 31445893, 62891786, 125783572, 251567144]

約数ペア:

[(1, 251567144), (2, 125783572), (4, 62891786), (8, 31445893), (19, 13240376), (37, 6799112), (38, 6620188), (41, 6135784), (74, 3399556), (76, 3310094), (82, 3067892), (148, 1699778), (152, 1655047), (164, 1533946), (296, 849889), (328, 766973), (703, 357848), (779, 322936), (1091, 230584), (1406, 178924), (1517, 165832), (1558, 161468), (2182, 115292), (2812, 89462), (3034, 82916), (3116, 80734), (4364, 57646), (5624, 44731), (6068, 41458), (6232, 40367), (8728, 28823), (12136, 20729)]