78780624

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:876

約数の個数: 80

約数和(自身を含む): 220652544

約数和(自身を除く): 141871920

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 191, 208, 312, 382, 573, 624, 661, 764, 1146, 1322, 1528, 1983, 2292, 2483, 2644, 3056, 3966, 4584, 4966, 5288, 7449, 7932, 8593, 9168, 9932, 10576, 14898, 15864, 17186, 19864, 25779, 29796, 31728, 34372, 39728, 51558, 59592, 68744, 103116, 119184, 126251, 137488, 206232, 252502, 378753, 412464, 505004, 757506, 1010008, 1515012, 1641263, 2020016, 3030024, 3282526, 4923789, 6060048, 6565052, 9847578, 13130104, 19695156, 26260208, 39390312, 78780624]

約数ペア:

[(1, 78780624), (2, 39390312), (3, 26260208), (4, 19695156), (6, 13130104), (8, 9847578), (12, 6565052), (13, 6060048), (16, 4923789), (24, 3282526), (26, 3030024), (39, 2020016), (48, 1641263), (52, 1515012), (78, 1010008), (104, 757506), (156, 505004), (191, 412464), (208, 378753), (312, 252502), (382, 206232), (573, 137488), (624, 126251), (661, 119184), (764, 103116), (1146, 68744), (1322, 59592), (1528, 51558), (1983, 39728), (2292, 34372), (2483, 31728), (2644, 29796), (3056, 25779), (3966, 19864), (4584, 17186), (4966, 15864), (5288, 14898), (7449, 10576), (7932, 9932), (8593, 9168)]