64771560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{25703}}^1$

素因数の和:25727

約数の個数: 96

約数和(自身を含む): 240589440

約数和(自身を除く): 175817880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 25703, 51406, 77109, 102812, 128515, 154218, 179921, 205624, 231327, 257030, 308436, 359842, 385545, 462654, 514060, 539763, 616872, 719684, 771090, 899605, 925308, 1028120, 1079526, 1156635, 1439368, 1542180, 1619289, 1799210, 1850616, 2159052, 2313270, 2698815, 3084360, 3238578, 3598420, 4318104, 4626540, 5397630, 6477156, 7196840, 8096445, 9253080, 10795260, 12954312, 16192890, 21590520, 32385780, 64771560]

約数ペア:

[(1, 64771560), (2, 32385780), (3, 21590520), (4, 16192890), (5, 12954312), (6, 10795260), (7, 9253080), (8, 8096445), (9, 7196840), (10, 6477156), (12, 5397630), (14, 4626540), (15, 4318104), (18, 3598420), (20, 3238578), (21, 3084360), (24, 2698815), (28, 2313270), (30, 2159052), (35, 1850616), (36, 1799210), (40, 1619289), (42, 1542180), (45, 1439368), (56, 1156635), (60, 1079526), (63, 1028120), (70, 925308), (72, 899605), (84, 771090), (90, 719684), (105, 616872), (120, 539763), (126, 514060), (140, 462654), (168, 385545), (180, 359842), (210, 308436), (252, 257030), (280, 231327), (315, 205624), (360, 179921), (420, 154218), (504, 128515), (630, 102812), (840, 77109), (1260, 51406), (2520, 25703)]