12399780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 37296000

約数和(自身を除く): 24896220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 73, 76, 95, 114, 146, 149, 190, 219, 228, 285, 292, 298, 365, 380, 438, 447, 570, 596, 730, 745, 876, 894, 1095, 1140, 1387, 1460, 1490, 1788, 2190, 2235, 2774, 2831, 2980, 4161, 4380, 4470, 5548, 5662, 6935, 8322, 8493, 8940, 10877, 11324, 13870, 14155, 16644, 16986, 20805, 21754, 27740, 28310, 32631, 33972, 41610, 42465, 43508, 54385, 56620, 65262, 83220, 84930, 108770, 130524, 163155, 169860, 206663, 217540, 326310, 413326, 619989, 652620, 826652, 1033315, 1239978, 2066630, 2479956, 3099945, 4133260, 6199890, 12399780]

約数ペア:

[(1, 12399780), (2, 6199890), (3, 4133260), (4, 3099945), (5, 2479956), (6, 2066630), (10, 1239978), (12, 1033315), (15, 826652), (19, 652620), (20, 619989), (30, 413326), (38, 326310), (57, 217540), (60, 206663), (73, 169860), (76, 163155), (95, 130524), (114, 108770), (146, 84930), (149, 83220), (190, 65262), (219, 56620), (228, 54385), (285, 43508), (292, 42465), (298, 41610), (365, 33972), (380, 32631), (438, 28310), (447, 27740), (570, 21754), (596, 20805), (730, 16986), (745, 16644), (876, 14155), (894, 13870), (1095, 11324), (1140, 10877), (1387, 8940), (1460, 8493), (1490, 8322), (1788, 6935), (2190, 5662), (2235, 5548), (2774, 4470), (2831, 4380), (2980, 4161)]