160905780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{127703}}^1$

素因数の和:127725

約数の個数: 72

約数和(自身を含む): 557811072

約数和(自身を除く): 396905292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 127703, 255406, 383109, 510812, 638515, 766218, 893921, 1149327, 1277030, 1532436, 1787842, 1915545, 2298654, 2554060, 2681763, 3575684, 3831090, 4469605, 4597308, 5363526, 5746635, 7662180, 8045289, 8939210, 10727052, 11493270, 13408815, 16090578, 17878420, 22986540, 26817630, 32181156, 40226445, 53635260, 80452890, 160905780]

約数ペア:

[(1, 160905780), (2, 80452890), (3, 53635260), (4, 40226445), (5, 32181156), (6, 26817630), (7, 22986540), (9, 17878420), (10, 16090578), (12, 13408815), (14, 11493270), (15, 10727052), (18, 8939210), (20, 8045289), (21, 7662180), (28, 5746635), (30, 5363526), (35, 4597308), (36, 4469605), (42, 3831090), (45, 3575684), (60, 2681763), (63, 2554060), (70, 2298654), (84, 1915545), (90, 1787842), (105, 1532436), (126, 1277030), (140, 1149327), (180, 893921), (210, 766218), (252, 638515), (315, 510812), (420, 383109), (630, 255406), (1260, 127703)]