431389790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 940584960

約数和(自身を除く): 509195170

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 53, 58, 65, 85, 106, 127, 130, 145, 170, 221, 254, 265, 290, 377, 442, 493, 530, 635, 689, 754, 901, 986, 1105, 1270, 1378, 1537, 1651, 1802, 1885, 2159, 2210, 2465, 3074, 3302, 3445, 3683, 3770, 4318, 4505, 4930, 6409, 6731, 6890, 7366, 7685, 8255, 9010, 10795, 11713, 12818, 13462, 15370, 16510, 18415, 19981, 21590, 23426, 26129, 28067, 32045, 33655, 36830, 39962, 47879, 52258, 56134, 58565, 62611, 64090, 67310, 87503, 95758, 99905, 114427, 117130, 125222, 130645, 140335, 175006, 195199, 199810, 228854, 239395, 261290, 280670, 313055, 339677, 390398, 437515, 478790, 572135, 626110, 679354, 813943, 875030, 975995, 1144270, 1487551, 1627886, 1698385, 1951990, 2537587, 2975102, 3318383, 3396770, 4069715, 5075174, 6636766, 7437755, 8139430, 12687935, 14875510, 16591915, 25375870, 33183830, 43138979, 86277958, 215694895, 431389790]

約数ペア:

[(1, 431389790), (2, 215694895), (5, 86277958), (10, 43138979), (13, 33183830), (17, 25375870), (26, 16591915), (29, 14875510), (34, 12687935), (53, 8139430), (58, 7437755), (65, 6636766), (85, 5075174), (106, 4069715), (127, 3396770), (130, 3318383), (145, 2975102), (170, 2537587), (221, 1951990), (254, 1698385), (265, 1627886), (290, 1487551), (377, 1144270), (442, 975995), (493, 875030), (530, 813943), (635, 679354), (689, 626110), (754, 572135), (901, 478790), (986, 437515), (1105, 390398), (1270, 339677), (1378, 313055), (1537, 280670), (1651, 261290), (1802, 239395), (1885, 228854), (2159, 199810), (2210, 195199), (2465, 175006), (3074, 140335), (3302, 130645), (3445, 125222), (3683, 117130), (3770, 114427), (4318, 99905), (4505, 95758), (4930, 87503), (6409, 67310), (6731, 64090), (6890, 62611), (7366, 58565), (7685, 56134), (8255, 52258), (9010, 47879), (10795, 39962), (11713, 36830), (12818, 33655), (13462, 32045), (15370, 28067), (16510, 26129), (18415, 23426), (19981, 21590)]