144366640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5657}}^1$

素因数の和:5710

約数の個数: 80

約数和(自身を含む): 378859680

約数和(自身を除く): 234493040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3190, 5104, 5657, 6380, 11314, 12760, 22628, 25520, 28285, 45256, 56570, 62227, 90512, 113140, 124454, 164053, 226280, 248908, 311135, 328106, 452560, 497816, 622270, 656212, 820265, 995632, 1244540, 1312424, 1640530, 1804583, 2489080, 2624848, 3281060, 3609166, 4978160, 6562120, 7218332, 9022915, 13124240, 14436664, 18045830, 28873328, 36091660, 72183320, 144366640]

約数ペア:

[(1, 144366640), (2, 72183320), (4, 36091660), (5, 28873328), (8, 18045830), (10, 14436664), (11, 13124240), (16, 9022915), (20, 7218332), (22, 6562120), (29, 4978160), (40, 3609166), (44, 3281060), (55, 2624848), (58, 2489080), (80, 1804583), (88, 1640530), (110, 1312424), (116, 1244540), (145, 995632), (176, 820265), (220, 656212), (232, 622270), (290, 497816), (319, 452560), (440, 328106), (464, 311135), (580, 248908), (638, 226280), (880, 164053), (1160, 124454), (1276, 113140), (1595, 90512), (2320, 62227), (2552, 56570), (3190, 45256), (5104, 28285), (5657, 25520), (6380, 22628), (11314, 12760)]