256431157444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{3187}}^1$

素因数の和:3375

約数の個数: 192

約数和(自身を含む): 602184941568

約数和(自身を除く): 345753784124

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 121, 127, 154, 187, 238, 242, 254, 308, 374, 476, 484, 508, 748, 847, 889, 1309, 1331, 1397, 1694, 1778, 2057, 2159, 2618, 2662, 2794, 3187, 3388, 3556, 4114, 4318, 5236, 5324, 5588, 6374, 8228, 8636, 9317, 9779, 12748, 14399, 15113, 15367, 18634, 19558, 22309, 22627, 23749, 28798, 30226, 30734, 35057, 37268, 39116, 44618, 45254, 47498, 54179, 57596, 60452, 61468, 70114, 89236, 90508, 94996, 107569, 108358, 140228, 158389, 166243, 169037, 215138, 216716, 245399, 261239, 316778, 332486, 338074, 379253, 385627, 404749, 430276, 490798, 522478, 595969, 633556, 664972, 676148, 758506, 771254, 809498, 981596, 1044956, 1183259, 1191938, 1517012, 1542508, 1618996, 1828673, 2366518, 2383876, 2699389, 2833243, 2873629, 3657346, 4171783, 4241897, 4452239, 4733036, 5398778, 5666486, 5747258, 6555659, 6880733, 7314692, 8343566, 8483794, 8904478, 10797556, 11332972, 11494516, 13111318, 13761466, 16687132, 16967588, 17808956, 20115403, 26222636, 27522932, 29693279, 31165673, 40230806, 45889613, 48165131, 48974629, 59386558, 62331346, 72112249, 75688063, 80461612, 91779226, 96330262, 97949258, 118773116, 124662692, 144224498, 151376126, 183558452, 192660524, 195898516, 288448996, 302752252, 342822403, 504785743, 529816441, 538720919, 685644806, 832568693, 1009571486, 1059632882, 1077441838, 1371289612, 1665137386, 2019142972, 2119265764, 2154883676, 3330274772, 3771046433, 5827980851, 7542092866, 9158255623, 11655961702, 15084185732, 18316511246, 23311923404, 36633022492, 64107789361, 128215578722, 256431157444]

約数ペア:

[(1, 256431157444), (2, 128215578722), (4, 64107789361), (7, 36633022492), (11, 23311923404), (14, 18316511246), (17, 15084185732), (22, 11655961702), (28, 9158255623), (34, 7542092866), (44, 5827980851), (68, 3771046433), (77, 3330274772), (119, 2154883676), (121, 2119265764), (127, 2019142972), (154, 1665137386), (187, 1371289612), (238, 1077441838), (242, 1059632882), (254, 1009571486), (308, 832568693), (374, 685644806), (476, 538720919), (484, 529816441), (508, 504785743), (748, 342822403), (847, 302752252), (889, 288448996), (1309, 195898516), (1331, 192660524), (1397, 183558452), (1694, 151376126), (1778, 144224498), (2057, 124662692), (2159, 118773116), (2618, 97949258), (2662, 96330262), (2794, 91779226), (3187, 80461612), (3388, 75688063), (3556, 72112249), (4114, 62331346), (4318, 59386558), (5236, 48974629), (5324, 48165131), (5588, 45889613), (6374, 40230806), (8228, 31165673), (8636, 29693279), (9317, 27522932), (9779, 26222636), (12748, 20115403), (14399, 17808956), (15113, 16967588), (15367, 16687132), (18634, 13761466), (19558, 13111318), (22309, 11494516), (22627, 11332972), (23749, 10797556), (28798, 8904478), (30226, 8483794), (30734, 8343566), (35057, 7314692), (37268, 6880733), (39116, 6555659), (44618, 5747258), (45254, 5666486), (47498, 5398778), (54179, 4733036), (57596, 4452239), (60452, 4241897), (61468, 4171783), (70114, 3657346), (89236, 2873629), (90508, 2833243), (94996, 2699389), (107569, 2383876), (108358, 2366518), (140228, 1828673), (158389, 1618996), (166243, 1542508), (169037, 1517012), (215138, 1191938), (216716, 1183259), (245399, 1044956), (261239, 981596), (316778, 809498), (332486, 771254), (338074, 758506), (379253, 676148), (385627, 664972), (404749, 633556), (430276, 595969), (490798, 522478)]