129244920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{613}}^1$

素因数の和:885

約数の個数: 128

約数和(自身を含む): 445616640

約数和(自身を除く): 316371720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 251, 280, 420, 502, 613, 753, 840, 1004, 1226, 1255, 1506, 1757, 1839, 2008, 2452, 2510, 3012, 3065, 3514, 3678, 3765, 4291, 4904, 5020, 5271, 6024, 6130, 7028, 7356, 7530, 8582, 8785, 9195, 10040, 10542, 12260, 12873, 14056, 14712, 15060, 17164, 17570, 18390, 21084, 21455, 24520, 25746, 26355, 30120, 34328, 35140, 36780, 42168, 42910, 51492, 52710, 64365, 70280, 73560, 85820, 102984, 105420, 128730, 153863, 171640, 210840, 257460, 307726, 461589, 514920, 615452, 769315, 923178, 1077041, 1230904, 1538630, 1846356, 2154082, 2307945, 3077260, 3231123, 3692712, 4308164, 4615890, 5385205, 6154520, 6462246, 8616328, 9231780, 10770410, 12924492, 16155615, 18463560, 21540820, 25848984, 32311230, 43081640, 64622460, 129244920]

約数ペア:

[(1, 129244920), (2, 64622460), (3, 43081640), (4, 32311230), (5, 25848984), (6, 21540820), (7, 18463560), (8, 16155615), (10, 12924492), (12, 10770410), (14, 9231780), (15, 8616328), (20, 6462246), (21, 6154520), (24, 5385205), (28, 4615890), (30, 4308164), (35, 3692712), (40, 3231123), (42, 3077260), (56, 2307945), (60, 2154082), (70, 1846356), (84, 1538630), (105, 1230904), (120, 1077041), (140, 923178), (168, 769315), (210, 615452), (251, 514920), (280, 461589), (420, 307726), (502, 257460), (613, 210840), (753, 171640), (840, 153863), (1004, 128730), (1226, 105420), (1255, 102984), (1506, 85820), (1757, 73560), (1839, 70280), (2008, 64365), (2452, 52710), (2510, 51492), (3012, 42910), (3065, 42168), (3514, 36780), (3678, 35140), (3765, 34328), (4291, 30120), (4904, 26355), (5020, 25746), (5271, 24520), (6024, 21455), (6130, 21084), (7028, 18390), (7356, 17570), (7530, 17164), (8582, 15060), (8785, 14712), (9195, 14056), (10040, 12873), (10542, 12260)]