264250540

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 562222080

約数和(自身を除く): 297971540

約数列:

[1, 2, 4, 5, 10, 20, 179, 223, 331, 358, 446, 662, 716, 892, 895, 1115, 1324, 1655, 1790, 2230, 3310, 3580, 4460, 6620, 39917, 59249, 73813, 79834, 118498, 147626, 159668, 199585, 236996, 295252, 296245, 369065, 399170, 592490, 738130, 798340, 1184980, 1476260, 13212527, 26425054, 52850108, 66062635, 132125270, 264250540]

約数ペア:

[(1, 264250540), (2, 132125270), (4, 66062635), (5, 52850108), (10, 26425054), (20, 13212527), (179, 1476260), (223, 1184980), (331, 798340), (358, 738130), (446, 592490), (662, 399170), (716, 369065), (892, 296245), (895, 295252), (1115, 236996), (1324, 199585), (1655, 159668), (1790, 147626), (2230, 118498), (3310, 79834), (3580, 73813), (4460, 59249), (6620, 39917)]