77308880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1489}}^1$

素因数の和:1572

約数の個数: 80

約数和(自身を含む): 199540800

約数和(自身を除く): 122231920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 880, 944, 1180, 1298, 1489, 2360, 2596, 2978, 3245, 4720, 5192, 5956, 6490, 7445, 10384, 11912, 12980, 14890, 16379, 23824, 25960, 29780, 32758, 51920, 59560, 65516, 81895, 87851, 119120, 131032, 163790, 175702, 262064, 327580, 351404, 439255, 655160, 702808, 878510, 966361, 1310320, 1405616, 1757020, 1932722, 3514040, 3865444, 4831805, 7028080, 7730888, 9663610, 15461776, 19327220, 38654440, 77308880]

約数ペア:

[(1, 77308880), (2, 38654440), (4, 19327220), (5, 15461776), (8, 9663610), (10, 7730888), (11, 7028080), (16, 4831805), (20, 3865444), (22, 3514040), (40, 1932722), (44, 1757020), (55, 1405616), (59, 1310320), (80, 966361), (88, 878510), (110, 702808), (118, 655160), (176, 439255), (220, 351404), (236, 327580), (295, 262064), (440, 175702), (472, 163790), (590, 131032), (649, 119120), (880, 87851), (944, 81895), (1180, 65516), (1298, 59560), (1489, 51920), (2360, 32758), (2596, 29780), (2978, 25960), (3245, 23824), (4720, 16379), (5192, 14890), (5956, 12980), (6490, 11912), (7445, 10384)]