128454948

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 108

約数和(自身を含む): 346993920

約数和(自身を除く): 218538972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 47, 62, 79, 93, 94, 124, 141, 158, 186, 188, 237, 279, 282, 316, 372, 423, 474, 558, 564, 711, 846, 948, 961, 1116, 1422, 1457, 1692, 1922, 2449, 2844, 2883, 2914, 3713, 3844, 4371, 4898, 5766, 5828, 7347, 7426, 8649, 8742, 9796, 11139, 11532, 13113, 14694, 14852, 17298, 17484, 22041, 22278, 26226, 29388, 33417, 34596, 44082, 44556, 45167, 52452, 66834, 75919, 88164, 90334, 115103, 133668, 135501, 151838, 180668, 227757, 230206, 271002, 303676, 345309, 406503, 455514, 460412, 542004, 683271, 690618, 813006, 911028, 1035927, 1366542, 1381236, 1626012, 2071854, 2733084, 3568193, 4143708, 7136386, 10704579, 14272772, 21409158, 32113737, 42818316, 64227474, 128454948]

約数ペア:

[(1, 128454948), (2, 64227474), (3, 42818316), (4, 32113737), (6, 21409158), (9, 14272772), (12, 10704579), (18, 7136386), (31, 4143708), (36, 3568193), (47, 2733084), (62, 2071854), (79, 1626012), (93, 1381236), (94, 1366542), (124, 1035927), (141, 911028), (158, 813006), (186, 690618), (188, 683271), (237, 542004), (279, 460412), (282, 455514), (316, 406503), (372, 345309), (423, 303676), (474, 271002), (558, 230206), (564, 227757), (711, 180668), (846, 151838), (948, 135501), (961, 133668), (1116, 115103), (1422, 90334), (1457, 88164), (1692, 75919), (1922, 66834), (2449, 52452), (2844, 45167), (2883, 44556), (2914, 44082), (3713, 34596), (3844, 33417), (4371, 29388), (4898, 26226), (5766, 22278), (5828, 22041), (7347, 17484), (7426, 17298), (8649, 14852), (8742, 14694), (9796, 13113), (11139, 11532)]