68331440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{467}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 167132160

約数和(自身を除く): 98800720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 467, 472, 496, 590, 620, 934, 944, 1180, 1240, 1829, 1868, 2335, 2360, 2480, 3658, 3736, 4670, 4720, 7316, 7472, 9145, 9340, 14477, 14632, 18290, 18680, 27553, 28954, 29264, 36580, 37360, 55106, 57908, 72385, 73160, 110212, 115816, 137765, 144770, 146320, 220424, 231632, 275530, 289540, 440848, 551060, 579080, 854143, 1102120, 1158160, 1708286, 2204240, 3416572, 4270715, 6833144, 8541430, 13666288, 17082860, 34165720, 68331440]

約数ペア:

[(1, 68331440), (2, 34165720), (4, 17082860), (5, 13666288), (8, 8541430), (10, 6833144), (16, 4270715), (20, 3416572), (31, 2204240), (40, 1708286), (59, 1158160), (62, 1102120), (80, 854143), (118, 579080), (124, 551060), (155, 440848), (236, 289540), (248, 275530), (295, 231632), (310, 220424), (467, 146320), (472, 144770), (496, 137765), (590, 115816), (620, 110212), (934, 73160), (944, 72385), (1180, 57908), (1240, 55106), (1829, 37360), (1868, 36580), (2335, 29264), (2360, 28954), (2480, 27553), (3658, 18680), (3736, 18290), (4670, 14632), (4720, 14477), (7316, 9340), (7472, 9145)]