157394580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{751}}^1$

素因数の和:1269

約数の個数: 96

約数和(自身を含む): 505344000

約数和(自身を除く): 347949420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 499, 751, 998, 1497, 1502, 1996, 2253, 2495, 2994, 3004, 3493, 3755, 4506, 4990, 5257, 5988, 6986, 7485, 7510, 9012, 9980, 10479, 10514, 11265, 13972, 14970, 15020, 15771, 17465, 20958, 21028, 22530, 26285, 29940, 31542, 34930, 41916, 45060, 52395, 52570, 63084, 69860, 78855, 104790, 105140, 157710, 209580, 315420, 374749, 749498, 1124247, 1498996, 1873745, 2248494, 2623243, 3747490, 4496988, 5246486, 5621235, 7494980, 7869729, 10492972, 11242470, 13116215, 15739458, 22484940, 26232430, 31478916, 39348645, 52464860, 78697290, 157394580]

約数ペア:

[(1, 157394580), (2, 78697290), (3, 52464860), (4, 39348645), (5, 31478916), (6, 26232430), (7, 22484940), (10, 15739458), (12, 13116215), (14, 11242470), (15, 10492972), (20, 7869729), (21, 7494980), (28, 5621235), (30, 5246486), (35, 4496988), (42, 3747490), (60, 2623243), (70, 2248494), (84, 1873745), (105, 1498996), (140, 1124247), (210, 749498), (420, 374749), (499, 315420), (751, 209580), (998, 157710), (1497, 105140), (1502, 104790), (1996, 78855), (2253, 69860), (2495, 63084), (2994, 52570), (3004, 52395), (3493, 45060), (3755, 41916), (4506, 34930), (4990, 31542), (5257, 29940), (5988, 26285), (6986, 22530), (7485, 21028), (7510, 20958), (9012, 17465), (9980, 15771), (10479, 15020), (10514, 14970), (11265, 13972)]