1507658920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{2297}}^1$

素因数の和:2638

約数の個数: 64

約数和(自身を含む): 3462166800

約数和(自身を除く): 1954507880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 269, 305, 488, 538, 610, 1076, 1220, 1345, 2152, 2297, 2440, 2690, 4594, 5380, 9188, 10760, 11485, 16409, 18376, 22970, 32818, 45940, 65636, 82045, 91880, 131272, 140117, 164090, 280234, 328180, 560468, 617893, 656360, 700585, 1120936, 1235786, 1401170, 2471572, 2802340, 3089465, 4943144, 5604680, 6178930, 12357860, 24715720, 37691473, 75382946, 150765892, 188457365, 301531784, 376914730, 753829460, 1507658920]

約数ペア:

[(1, 1507658920), (2, 753829460), (4, 376914730), (5, 301531784), (8, 188457365), (10, 150765892), (20, 75382946), (40, 37691473), (61, 24715720), (122, 12357860), (244, 6178930), (269, 5604680), (305, 4943144), (488, 3089465), (538, 2802340), (610, 2471572), (1076, 1401170), (1220, 1235786), (1345, 1120936), (2152, 700585), (2297, 656360), (2440, 617893), (2690, 560468), (4594, 328180), (5380, 280234), (9188, 164090), (10760, 140117), (11485, 131272), (16409, 91880), (18376, 82045), (22970, 65636), (32818, 45940)]