256181952

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1$

素因数の和:746

約数の個数: 112

約数和(自身を含む): 735067872

約数和(自身を除く): 478885920

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 197, 208, 312, 394, 416, 521, 591, 624, 788, 832, 1042, 1182, 1248, 1563, 1576, 2084, 2364, 2496, 2561, 3126, 3152, 4168, 4728, 5122, 6252, 6304, 6773, 7683, 8336, 9456, 10244, 12504, 12608, 13546, 15366, 16672, 18912, 20319, 20488, 25008, 27092, 30732, 33344, 37824, 40638, 40976, 50016, 54184, 61464, 81276, 81952, 100032, 102637, 108368, 122928, 162552, 163904, 205274, 216736, 245856, 307911, 325104, 410548, 433472, 491712, 615822, 650208, 821096, 1231644, 1300416, 1334281, 1642192, 2463288, 2668562, 3284384, 4002843, 4926576, 5337124, 6568768, 8005686, 9853152, 10674248, 16011372, 19706304, 21348496, 32022744, 42696992, 64045488, 85393984, 128090976, 256181952]

約数ペア:

[(1, 256181952), (2, 128090976), (3, 85393984), (4, 64045488), (6, 42696992), (8, 32022744), (12, 21348496), (13, 19706304), (16, 16011372), (24, 10674248), (26, 9853152), (32, 8005686), (39, 6568768), (48, 5337124), (52, 4926576), (64, 4002843), (78, 3284384), (96, 2668562), (104, 2463288), (156, 1642192), (192, 1334281), (197, 1300416), (208, 1231644), (312, 821096), (394, 650208), (416, 615822), (521, 491712), (591, 433472), (624, 410548), (788, 325104), (832, 307911), (1042, 245856), (1182, 216736), (1248, 205274), (1563, 163904), (1576, 162552), (2084, 122928), (2364, 108368), (2496, 102637), (2561, 100032), (3126, 81952), (3152, 81276), (4168, 61464), (4728, 54184), (5122, 50016), (6252, 40976), (6304, 40638), (6773, 37824), (7683, 33344), (8336, 30732), (9456, 27092), (10244, 25008), (12504, 20488), (12608, 20319), (13546, 18912), (15366, 16672)]