225931440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{743}}^1$

素因数の和:947

約数の個数: 160

約数和(自身を含む): 805948416

約数和(自身を除く): 580016976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 181, 210, 240, 280, 336, 362, 420, 543, 560, 724, 743, 840, 905, 1086, 1267, 1448, 1486, 1680, 1810, 2172, 2229, 2534, 2715, 2896, 2972, 3620, 3715, 3801, 4344, 4458, 5068, 5201, 5430, 5944, 6335, 7240, 7430, 7602, 8688, 8916, 10136, 10402, 10860, 11145, 11888, 12670, 14480, 14860, 15204, 15603, 17832, 19005, 20272, 20804, 21720, 22290, 25340, 26005, 29720, 30408, 31206, 35664, 38010, 41608, 43440, 44580, 50680, 52010, 59440, 60816, 62412, 76020, 78015, 83216, 89160, 101360, 104020, 124824, 134483, 152040, 156030, 178320, 208040, 249648, 268966, 304080, 312060, 403449, 416080, 537932, 624120, 672415, 806898, 941381, 1075864, 1248240, 1344830, 1613796, 1882762, 2017245, 2151728, 2689660, 2824143, 3227592, 3765524, 4034490, 4706905, 5379320, 5648286, 6455184, 7531048, 8068980, 9413810, 10758640, 11296572, 14120715, 15062096, 16137960, 18827620, 22593144, 28241430, 32275920, 37655240, 45186288, 56482860, 75310480, 112965720, 225931440]

約数ペア:

[(1, 225931440), (2, 112965720), (3, 75310480), (4, 56482860), (5, 45186288), (6, 37655240), (7, 32275920), (8, 28241430), (10, 22593144), (12, 18827620), (14, 16137960), (15, 15062096), (16, 14120715), (20, 11296572), (21, 10758640), (24, 9413810), (28, 8068980), (30, 7531048), (35, 6455184), (40, 5648286), (42, 5379320), (48, 4706905), (56, 4034490), (60, 3765524), (70, 3227592), (80, 2824143), (84, 2689660), (105, 2151728), (112, 2017245), (120, 1882762), (140, 1613796), (168, 1344830), (181, 1248240), (210, 1075864), (240, 941381), (280, 806898), (336, 672415), (362, 624120), (420, 537932), (543, 416080), (560, 403449), (724, 312060), (743, 304080), (840, 268966), (905, 249648), (1086, 208040), (1267, 178320), (1448, 156030), (1486, 152040), (1680, 134483), (1810, 124824), (2172, 104020), (2229, 101360), (2534, 89160), (2715, 83216), (2896, 78015), (2972, 76020), (3620, 62412), (3715, 60816), (3801, 59440), (4344, 52010), (4458, 50680), (5068, 44580), (5201, 43440), (5430, 41608), (5944, 38010), (6335, 35664), (7240, 31206), (7430, 30408), (7602, 29720), (8688, 26005), (8916, 25340), (10136, 22290), (10402, 21720), (10860, 20804), (11145, 20272), (11888, 19005), (12670, 17832), (14480, 15603), (14860, 15204)]