31141740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1471

約数の個数: 96

約数和(自身を含む): 101606400

約数和(自身を除く): 70464660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 371, 420, 530, 636, 742, 795, 1060, 1113, 1399, 1484, 1590, 1855, 2226, 2798, 3180, 3710, 4197, 4452, 5565, 5596, 6995, 7420, 8394, 9793, 11130, 13990, 16788, 19586, 20985, 22260, 27980, 29379, 39172, 41970, 48965, 58758, 74147, 83940, 97930, 117516, 146895, 148294, 195860, 222441, 293790, 296588, 370735, 444882, 519029, 587580, 741470, 889764, 1038058, 1112205, 1482940, 1557087, 2076116, 2224410, 2595145, 3114174, 4448820, 5190290, 6228348, 7785435, 10380580, 15570870, 31141740]

約数ペア:

[(1, 31141740), (2, 15570870), (3, 10380580), (4, 7785435), (5, 6228348), (6, 5190290), (7, 4448820), (10, 3114174), (12, 2595145), (14, 2224410), (15, 2076116), (20, 1557087), (21, 1482940), (28, 1112205), (30, 1038058), (35, 889764), (42, 741470), (53, 587580), (60, 519029), (70, 444882), (84, 370735), (105, 296588), (106, 293790), (140, 222441), (159, 195860), (210, 148294), (212, 146895), (265, 117516), (318, 97930), (371, 83940), (420, 74147), (530, 58758), (636, 48965), (742, 41970), (795, 39172), (1060, 29379), (1113, 27980), (1399, 22260), (1484, 20985), (1590, 19586), (1855, 16788), (2226, 13990), (2798, 11130), (3180, 9793), (3710, 8394), (4197, 7420), (4452, 6995), (5565, 5596)]