722637760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:942

約数の個数: 112

約数和(自身を含む): 1862888832

約数和(自身を除く): 1140251072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 271, 320, 416, 520, 542, 641, 832, 1040, 1084, 1282, 1355, 2080, 2168, 2564, 2710, 3205, 3523, 4160, 4336, 5128, 5420, 6410, 7046, 8333, 8672, 10256, 10840, 12820, 14092, 16666, 17344, 17615, 20512, 21680, 25640, 28184, 33332, 35230, 41024, 41665, 43360, 51280, 56368, 66664, 70460, 83330, 86720, 102560, 112736, 133328, 140920, 166660, 173711, 205120, 225472, 266656, 281840, 333320, 347422, 533312, 563680, 666640, 694844, 868555, 1127360, 1333280, 1389688, 1737110, 2258243, 2666560, 2779376, 3474220, 4516486, 5558752, 6948440, 9032972, 11117504, 11291215, 13896880, 18065944, 22582430, 27793760, 36131888, 45164860, 55587520, 72263776, 90329720, 144527552, 180659440, 361318880, 722637760]

約数ペア:

[(1, 722637760), (2, 361318880), (4, 180659440), (5, 144527552), (8, 90329720), (10, 72263776), (13, 55587520), (16, 45164860), (20, 36131888), (26, 27793760), (32, 22582430), (40, 18065944), (52, 13896880), (64, 11291215), (65, 11117504), (80, 9032972), (104, 6948440), (130, 5558752), (160, 4516486), (208, 3474220), (260, 2779376), (271, 2666560), (320, 2258243), (416, 1737110), (520, 1389688), (542, 1333280), (641, 1127360), (832, 868555), (1040, 694844), (1084, 666640), (1282, 563680), (1355, 533312), (2080, 347422), (2168, 333320), (2564, 281840), (2710, 266656), (3205, 225472), (3523, 205120), (4160, 173711), (4336, 166660), (5128, 140920), (5420, 133328), (6410, 112736), (7046, 102560), (8333, 86720), (8672, 83330), (10256, 70460), (10840, 66664), (12820, 56368), (14092, 51280), (16666, 43360), (17344, 41665), (17615, 41024), (20512, 35230), (21680, 33332), (25640, 28184)]