251332812

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1319}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 653452800

約数和(自身を除く): 402119988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 79, 134, 158, 201, 237, 268, 316, 402, 474, 603, 711, 804, 948, 1206, 1319, 1422, 2412, 2638, 2844, 3957, 5276, 5293, 7914, 10586, 11871, 15828, 15879, 21172, 23742, 31758, 47484, 47637, 63516, 88373, 95274, 104201, 176746, 190548, 208402, 265119, 312603, 353492, 416804, 530238, 625206, 795357, 937809, 1060476, 1250412, 1590714, 1875618, 3181428, 3751236, 6981467, 13962934, 20944401, 27925868, 41888802, 62833203, 83777604, 125666406, 251332812]

約数ペア:

[(1, 251332812), (2, 125666406), (3, 83777604), (4, 62833203), (6, 41888802), (9, 27925868), (12, 20944401), (18, 13962934), (36, 6981467), (67, 3751236), (79, 3181428), (134, 1875618), (158, 1590714), (201, 1250412), (237, 1060476), (268, 937809), (316, 795357), (402, 625206), (474, 530238), (603, 416804), (711, 353492), (804, 312603), (948, 265119), (1206, 208402), (1319, 190548), (1422, 176746), (2412, 104201), (2638, 95274), (2844, 88373), (3957, 63516), (5276, 47637), (5293, 47484), (7914, 31758), (10586, 23742), (11871, 21172), (15828, 15879)]