61611440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1398

約数の個数: 80

約数和(自身を含む): 159338016

約数和(自身を除く): 97726576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 176, 212, 220, 265, 424, 440, 530, 583, 848, 880, 1060, 1166, 1321, 2120, 2332, 2642, 2915, 4240, 4664, 5284, 5830, 6605, 9328, 10568, 11660, 13210, 14531, 21136, 23320, 26420, 29062, 46640, 52840, 58124, 70013, 72655, 105680, 116248, 140026, 145310, 232496, 280052, 290620, 350065, 560104, 581240, 700130, 770143, 1120208, 1162480, 1400260, 1540286, 2800520, 3080572, 3850715, 5601040, 6161144, 7701430, 12322288, 15402860, 30805720, 61611440]

約数ペア:

[(1, 61611440), (2, 30805720), (4, 15402860), (5, 12322288), (8, 7701430), (10, 6161144), (11, 5601040), (16, 3850715), (20, 3080572), (22, 2800520), (40, 1540286), (44, 1400260), (53, 1162480), (55, 1120208), (80, 770143), (88, 700130), (106, 581240), (110, 560104), (176, 350065), (212, 290620), (220, 280052), (265, 232496), (424, 145310), (440, 140026), (530, 116248), (583, 105680), (848, 72655), (880, 70013), (1060, 58124), (1166, 52840), (1321, 46640), (2120, 29062), (2332, 26420), (2642, 23320), (2915, 21136), (4240, 14531), (4664, 13210), (5284, 11660), (5830, 10568), (6605, 9328)]