256355190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:423

約数の個数: 192

約数和(自身を含む): 830583936

約数和(自身を除く): 574228746

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 113, 117, 126, 130, 182, 195, 210, 226, 234, 273, 277, 315, 339, 390, 455, 546, 554, 565, 585, 630, 678, 791, 819, 831, 910, 1017, 1130, 1170, 1365, 1385, 1469, 1582, 1638, 1662, 1695, 1939, 2034, 2373, 2493, 2730, 2770, 2938, 3390, 3601, 3878, 3955, 4095, 4155, 4407, 4746, 4986, 5085, 5817, 7119, 7202, 7345, 7910, 8190, 8310, 8814, 9695, 10170, 10283, 10803, 11634, 11865, 12465, 13221, 14238, 14690, 17451, 18005, 19390, 20566, 21606, 22035, 23730, 24930, 25207, 26442, 29085, 30849, 31301, 32409, 34902, 35595, 36010, 44070, 50414, 51415, 54015, 58170, 61698, 62602, 64818, 66105, 71190, 75621, 87255, 92547, 93903, 102830, 108030, 126035, 132210, 151242, 154245, 156505, 162045, 174510, 185094, 187806, 219107, 226863, 252070, 281709, 308490, 313010, 324090, 378105, 406913, 438214, 453726, 462735, 469515, 563418, 657321, 756210, 813826, 925470, 939030, 1095535, 1134315, 1220739, 1314642, 1408545, 1971963, 2034565, 2191070, 2268630, 2441478, 2817090, 2848391, 3286605, 3662217, 3943926, 4069130, 5696782, 6103695, 6573210, 7324434, 8545173, 9859815, 12207390, 14241955, 17090346, 18311085, 19719630, 25635519, 28483910, 36622170, 42725865, 51271038, 85451730, 128177595, 256355190]

約数ペア:

[(1, 256355190), (2, 128177595), (3, 85451730), (5, 51271038), (6, 42725865), (7, 36622170), (9, 28483910), (10, 25635519), (13, 19719630), (14, 18311085), (15, 17090346), (18, 14241955), (21, 12207390), (26, 9859815), (30, 8545173), (35, 7324434), (39, 6573210), (42, 6103695), (45, 5696782), (63, 4069130), (65, 3943926), (70, 3662217), (78, 3286605), (90, 2848391), (91, 2817090), (105, 2441478), (113, 2268630), (117, 2191070), (126, 2034565), (130, 1971963), (182, 1408545), (195, 1314642), (210, 1220739), (226, 1134315), (234, 1095535), (273, 939030), (277, 925470), (315, 813826), (339, 756210), (390, 657321), (455, 563418), (546, 469515), (554, 462735), (565, 453726), (585, 438214), (630, 406913), (678, 378105), (791, 324090), (819, 313010), (831, 308490), (910, 281709), (1017, 252070), (1130, 226863), (1170, 219107), (1365, 187806), (1385, 185094), (1469, 174510), (1582, 162045), (1638, 156505), (1662, 154245), (1695, 151242), (1939, 132210), (2034, 126035), (2373, 108030), (2493, 102830), (2730, 93903), (2770, 92547), (2938, 87255), (3390, 75621), (3601, 71190), (3878, 66105), (3955, 64818), (4095, 62602), (4155, 61698), (4407, 58170), (4746, 54015), (4986, 51415), (5085, 50414), (5817, 44070), (7119, 36010), (7202, 35595), (7345, 34902), (7910, 32409), (8190, 31301), (8310, 30849), (8814, 29085), (9695, 26442), (10170, 25207), (10283, 24930), (10803, 23730), (11634, 22035), (11865, 21606), (12465, 20566), (13221, 19390), (14238, 18005), (14690, 17451)]