248119040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:115

約数の個数: 216

約数和(自身を含む): 682270848

約数和(自身を除く): 434151808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 37, 40, 52, 62, 64, 65, 74, 80, 104, 124, 128, 130, 148, 155, 160, 169, 185, 208, 248, 256, 260, 296, 310, 320, 338, 370, 403, 416, 481, 496, 520, 592, 620, 640, 676, 740, 806, 832, 845, 962, 992, 1040, 1147, 1184, 1240, 1280, 1352, 1480, 1612, 1664, 1690, 1924, 1984, 2015, 2080, 2294, 2368, 2405, 2480, 2704, 2960, 3224, 3328, 3380, 3848, 3968, 4030, 4160, 4588, 4736, 4810, 4960, 5239, 5408, 5735, 5920, 6253, 6448, 6760, 7696, 7936, 8060, 8320, 9176, 9472, 9620, 9920, 10478, 10816, 11470, 11840, 12506, 12896, 13520, 14911, 15392, 16120, 16640, 18352, 19240, 19840, 20956, 21632, 22940, 23680, 25012, 25792, 26195, 27040, 29822, 30784, 31265, 32240, 36704, 38480, 39680, 41912, 43264, 45880, 47360, 50024, 51584, 52390, 54080, 59644, 61568, 62530, 64480, 73408, 74555, 76960, 83824, 91760, 100048, 103168, 104780, 108160, 119288, 123136, 125060, 128960, 146816, 149110, 153920, 167648, 183520, 193843, 200096, 209560, 216320, 238576, 250120, 257920, 293632, 298220, 307840, 335296, 367040, 387686, 400192, 419120, 477152, 500240, 515840, 596440, 615680, 670592, 734080, 775372, 800384, 838240, 954304, 969215, 1000480, 1192880, 1341184, 1468160, 1550744, 1600768, 1676480, 1908608, 1938430, 2000960, 2385760, 3101488, 3352960, 3817216, 3876860, 4001920, 4771520, 6202976, 6705920, 7753720, 8003840, 9543040, 12405952, 15507440, 19086080, 24811904, 31014880, 49623808, 62029760, 124059520, 248119040]

約数ペア:

[(1, 248119040), (2, 124059520), (4, 62029760), (5, 49623808), (8, 31014880), (10, 24811904), (13, 19086080), (16, 15507440), (20, 12405952), (26, 9543040), (31, 8003840), (32, 7753720), (37, 6705920), (40, 6202976), (52, 4771520), (62, 4001920), (64, 3876860), (65, 3817216), (74, 3352960), (80, 3101488), (104, 2385760), (124, 2000960), (128, 1938430), (130, 1908608), (148, 1676480), (155, 1600768), (160, 1550744), (169, 1468160), (185, 1341184), (208, 1192880), (248, 1000480), (256, 969215), (260, 954304), (296, 838240), (310, 800384), (320, 775372), (338, 734080), (370, 670592), (403, 615680), (416, 596440), (481, 515840), (496, 500240), (520, 477152), (592, 419120), (620, 400192), (640, 387686), (676, 367040), (740, 335296), (806, 307840), (832, 298220), (845, 293632), (962, 257920), (992, 250120), (1040, 238576), (1147, 216320), (1184, 209560), (1240, 200096), (1280, 193843), (1352, 183520), (1480, 167648), (1612, 153920), (1664, 149110), (1690, 146816), (1924, 128960), (1984, 125060), (2015, 123136), (2080, 119288), (2294, 108160), (2368, 104780), (2405, 103168), (2480, 100048), (2704, 91760), (2960, 83824), (3224, 76960), (3328, 74555), (3380, 73408), (3848, 64480), (3968, 62530), (4030, 61568), (4160, 59644), (4588, 54080), (4736, 52390), (4810, 51584), (4960, 50024), (5239, 47360), (5408, 45880), (5735, 43264), (5920, 41912), (6253, 39680), (6448, 38480), (6760, 36704), (7696, 32240), (7936, 31265), (8060, 30784), (8320, 29822), (9176, 27040), (9472, 26195), (9620, 25792), (9920, 25012), (10478, 23680), (10816, 22940), (11470, 21632), (11840, 20956), (12506, 19840), (12896, 19240), (13520, 18352), (14911, 16640), (15392, 16120)]