318469620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{727}}^1$

素因数の和:902

約数の個数: 144

約数和(自身を含む): 1045699200

約数和(自身を除く): 727229580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 149, 196, 210, 245, 294, 298, 420, 447, 490, 588, 596, 727, 735, 745, 894, 980, 1043, 1454, 1470, 1490, 1788, 2086, 2181, 2235, 2908, 2940, 2980, 3129, 3635, 4172, 4362, 4470, 5089, 5215, 6258, 7270, 7301, 8724, 8940, 10178, 10430, 10905, 12516, 14540, 14602, 15267, 15645, 20356, 20860, 21810, 21903, 25445, 29204, 30534, 31290, 35623, 36505, 43620, 43806, 50890, 61068, 62580, 71246, 73010, 76335, 87612, 101780, 106869, 108323, 109515, 142492, 146020, 152670, 178115, 213738, 216646, 219030, 305340, 324969, 356230, 427476, 433292, 438060, 534345, 541615, 649938, 712460, 758261, 1068690, 1083230, 1299876, 1516522, 1624845, 2137380, 2166460, 2274783, 3033044, 3249690, 3791305, 4549566, 5307827, 6499380, 7582610, 9099132, 10615654, 11373915, 15165220, 15923481, 21231308, 22747830, 26539135, 31846962, 45495660, 53078270, 63693924, 79617405, 106156540, 159234810, 318469620]

約数ペア:

[(1, 318469620), (2, 159234810), (3, 106156540), (4, 79617405), (5, 63693924), (6, 53078270), (7, 45495660), (10, 31846962), (12, 26539135), (14, 22747830), (15, 21231308), (20, 15923481), (21, 15165220), (28, 11373915), (30, 10615654), (35, 9099132), (42, 7582610), (49, 6499380), (60, 5307827), (70, 4549566), (84, 3791305), (98, 3249690), (105, 3033044), (140, 2274783), (147, 2166460), (149, 2137380), (196, 1624845), (210, 1516522), (245, 1299876), (294, 1083230), (298, 1068690), (420, 758261), (447, 712460), (490, 649938), (588, 541615), (596, 534345), (727, 438060), (735, 433292), (745, 427476), (894, 356230), (980, 324969), (1043, 305340), (1454, 219030), (1470, 216646), (1490, 213738), (1788, 178115), (2086, 152670), (2181, 146020), (2235, 142492), (2908, 109515), (2940, 108323), (2980, 106869), (3129, 101780), (3635, 87612), (4172, 76335), (4362, 73010), (4470, 71246), (5089, 62580), (5215, 61068), (6258, 50890), (7270, 43806), (7301, 43620), (8724, 36505), (8940, 35623), (10178, 31290), (10430, 30534), (10905, 29204), (12516, 25445), (14540, 21903), (14602, 21810), (15267, 20860), (15645, 20356)]