201557580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{383}}^1$

素因数の和:588

約数の個数: 144

約数和(自身を含む): 661893120

約数和(自身を除く): 460335540

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, 179, 196, 210, 245, 294, 358, 383, 420, 490, 537, 588, 716, 735, 766, 895, 980, 1074, 1149, 1253, 1470, 1532, 1790, 1915, 2148, 2298, 2506, 2681, 2685, 2940, 3580, 3759, 3830, 4596, 5012, 5362, 5370, 5745, 6265, 7518, 7660, 8043, 8771, 10724, 10740, 11490, 12530, 13405, 15036, 16086, 17542, 18767, 18795, 22980, 25060, 26313, 26810, 32172, 35084, 37534, 37590, 40215, 43855, 52626, 53620, 56301, 68557, 75068, 75180, 80430, 87710, 93835, 105252, 112602, 131565, 137114, 160860, 175420, 187670, 205671, 225204, 263130, 274228, 281505, 342785, 375340, 411342, 479899, 526260, 563010, 685570, 822684, 959798, 1028355, 1126020, 1371140, 1439697, 1919596, 2056710, 2399495, 2879394, 3359293, 4113420, 4798990, 5758788, 6718586, 7198485, 9597980, 10077879, 13437172, 14396970, 16796465, 20155758, 28793940, 33592930, 40311516, 50389395, 67185860, 100778790, 201557580]

約数ペア:

[(1, 201557580), (2, 100778790), (3, 67185860), (4, 50389395), (5, 40311516), (6, 33592930), (7, 28793940), (10, 20155758), (12, 16796465), (14, 14396970), (15, 13437172), (20, 10077879), (21, 9597980), (28, 7198485), (30, 6718586), (35, 5758788), (42, 4798990), (49, 4113420), (60, 3359293), (70, 2879394), (84, 2399495), (98, 2056710), (105, 1919596), (140, 1439697), (147, 1371140), (179, 1126020), (196, 1028355), (210, 959798), (245, 822684), (294, 685570), (358, 563010), (383, 526260), (420, 479899), (490, 411342), (537, 375340), (588, 342785), (716, 281505), (735, 274228), (766, 263130), (895, 225204), (980, 205671), (1074, 187670), (1149, 175420), (1253, 160860), (1470, 137114), (1532, 131565), (1790, 112602), (1915, 105252), (2148, 93835), (2298, 87710), (2506, 80430), (2681, 75180), (2685, 75068), (2940, 68557), (3580, 56301), (3759, 53620), (3830, 52626), (4596, 43855), (5012, 40215), (5362, 37590), (5370, 37534), (5745, 35084), (6265, 32172), (7518, 26810), (7660, 26313), (8043, 25060), (8771, 22980), (10724, 18795), (10740, 18767), (11490, 17542), (12530, 16086), (13405, 15036)]