30661984

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 62460720

約数和(自身を除く): 31798736

約数列:

[1, 2, 4, 8, 16, 32, 53, 101, 106, 179, 202, 212, 358, 404, 424, 716, 808, 848, 1432, 1616, 1696, 2864, 3232, 5353, 5728, 9487, 10706, 18079, 18974, 21412, 36158, 37948, 42824, 72316, 75896, 85648, 144632, 151792, 171296, 289264, 303584, 578528, 958187, 1916374, 3832748, 7665496, 15330992, 30661984]

約数ペア:

[(1, 30661984), (2, 15330992), (4, 7665496), (8, 3832748), (16, 1916374), (32, 958187), (53, 578528), (101, 303584), (106, 289264), (179, 171296), (202, 151792), (212, 144632), (358, 85648), (404, 75896), (424, 72316), (716, 42824), (808, 37948), (848, 36158), (1432, 21412), (1616, 18974), (1696, 18079), (2864, 10706), (3232, 9487), (5353, 5728)]