68813880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5261}}^1$

素因数の和:5384

約数の個数: 64

約数和(自身を含む): 208375200

約数和(自身を除く): 139561320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1635, 2180, 2616, 3270, 4360, 5261, 6540, 10522, 13080, 15783, 21044, 26305, 31566, 42088, 52610, 63132, 78915, 105220, 126264, 157830, 210440, 315660, 573449, 631320, 1146898, 1720347, 2293796, 2867245, 3440694, 4587592, 5734490, 6881388, 8601735, 11468980, 13762776, 17203470, 22937960, 34406940, 68813880]

約数ペア:

[(1, 68813880), (2, 34406940), (3, 22937960), (4, 17203470), (5, 13762776), (6, 11468980), (8, 8601735), (10, 6881388), (12, 5734490), (15, 4587592), (20, 3440694), (24, 2867245), (30, 2293796), (40, 1720347), (60, 1146898), (109, 631320), (120, 573449), (218, 315660), (327, 210440), (436, 157830), (545, 126264), (654, 105220), (872, 78915), (1090, 63132), (1308, 52610), (1635, 42088), (2180, 31566), (2616, 26305), (3270, 21044), (4360, 15783), (5261, 13080), (6540, 10522)]