208099840

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 160

約数和(自身を含む): 555120720

約数和(自身を除く): 347020880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 128, 130, 148, 160, 169, 185, 208, 256, 260, 296, 320, 338, 370, 416, 481, 512, 520, 592, 640, 676, 740, 832, 845, 962, 1040, 1184, 1280, 1352, 1480, 1664, 1690, 1924, 2080, 2197, 2368, 2405, 2560, 2704, 2960, 3328, 3380, 3848, 4160, 4394, 4736, 4810, 5408, 5920, 6253, 6656, 6760, 7696, 8320, 8788, 9472, 9620, 10816, 10985, 11840, 12506, 13520, 15392, 16640, 17576, 18944, 19240, 21632, 21970, 23680, 25012, 27040, 30784, 31265, 33280, 35152, 38480, 43264, 43940, 47360, 50024, 54080, 61568, 62530, 70304, 76960, 81289, 86528, 87880, 94720, 100048, 108160, 123136, 125060, 140608, 153920, 162578, 175760, 200096, 216320, 246272, 250120, 281216, 307840, 325156, 351520, 400192, 406445, 432640, 500240, 562432, 615680, 650312, 703040, 800384, 812890, 1000480, 1124864, 1231360, 1300624, 1406080, 1600768, 1625780, 2000960, 2601248, 2812160, 3201536, 3251560, 4001920, 5202496, 5624320, 6503120, 8003840, 10404992, 13006240, 16007680, 20809984, 26012480, 41619968, 52024960, 104049920, 208099840]

約数ペア:

[(1, 208099840), (2, 104049920), (4, 52024960), (5, 41619968), (8, 26012480), (10, 20809984), (13, 16007680), (16, 13006240), (20, 10404992), (26, 8003840), (32, 6503120), (37, 5624320), (40, 5202496), (52, 4001920), (64, 3251560), (65, 3201536), (74, 2812160), (80, 2601248), (104, 2000960), (128, 1625780), (130, 1600768), (148, 1406080), (160, 1300624), (169, 1231360), (185, 1124864), (208, 1000480), (256, 812890), (260, 800384), (296, 703040), (320, 650312), (338, 615680), (370, 562432), (416, 500240), (481, 432640), (512, 406445), (520, 400192), (592, 351520), (640, 325156), (676, 307840), (740, 281216), (832, 250120), (845, 246272), (962, 216320), (1040, 200096), (1184, 175760), (1280, 162578), (1352, 153920), (1480, 140608), (1664, 125060), (1690, 123136), (1924, 108160), (2080, 100048), (2197, 94720), (2368, 87880), (2405, 86528), (2560, 81289), (2704, 76960), (2960, 70304), (3328, 62530), (3380, 61568), (3848, 54080), (4160, 50024), (4394, 47360), (4736, 43940), (4810, 43264), (5408, 38480), (5920, 35152), (6253, 33280), (6656, 31265), (6760, 30784), (7696, 27040), (8320, 25012), (8788, 23680), (9472, 21970), (9620, 21632), (10816, 19240), (10985, 18944), (11840, 17576), (12506, 16640), (13520, 15392)]