137214680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{463}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 320716800

約数和(自身を除く): 183502120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 239, 248, 310, 463, 478, 620, 926, 956, 1195, 1240, 1852, 1912, 2315, 2390, 3704, 4630, 4780, 7409, 9260, 9560, 14353, 14818, 18520, 28706, 29636, 37045, 57412, 59272, 71765, 74090, 110657, 114824, 143530, 148180, 221314, 287060, 296360, 442628, 553285, 574120, 885256, 1106570, 2213140, 3430367, 4426280, 6860734, 13721468, 17151835, 27442936, 34303670, 68607340, 137214680]

約数ペア:

[(1, 137214680), (2, 68607340), (4, 34303670), (5, 27442936), (8, 17151835), (10, 13721468), (20, 6860734), (31, 4426280), (40, 3430367), (62, 2213140), (124, 1106570), (155, 885256), (239, 574120), (248, 553285), (310, 442628), (463, 296360), (478, 287060), (620, 221314), (926, 148180), (956, 143530), (1195, 114824), (1240, 110657), (1852, 74090), (1912, 71765), (2315, 59272), (2390, 57412), (3704, 37045), (4630, 29636), (4780, 28706), (7409, 18520), (9260, 14818), (9560, 14353)]