42353920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 120677760

約数和(自身を除く): 78323840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 163, 203, 224, 232, 256, 280, 290, 320, 326, 406, 448, 464, 560, 580, 640, 652, 812, 815, 896, 928, 1015, 1120, 1141, 1160, 1280, 1304, 1624, 1630, 1792, 1856, 2030, 2240, 2282, 2320, 2608, 3248, 3260, 3712, 4060, 4480, 4564, 4640, 4727, 5216, 5705, 6496, 6520, 7424, 8120, 8960, 9128, 9280, 9454, 10432, 11410, 12992, 13040, 16240, 18256, 18560, 18908, 20864, 22820, 23635, 25984, 26080, 32480, 33089, 36512, 37120, 37816, 41728, 45640, 47270, 51968, 52160, 64960, 66178, 73024, 75632, 91280, 94540, 104320, 129920, 132356, 146048, 151264, 165445, 182560, 189080, 208640, 259840, 264712, 292096, 302528, 330890, 365120, 378160, 529424, 605056, 661780, 730240, 756320, 1058848, 1210112, 1323560, 1460480, 1512640, 2117696, 2647120, 3025280, 4235392, 5294240, 6050560, 8470784, 10588480, 21176960, 42353920]

約数ペア:

[(1, 42353920), (2, 21176960), (4, 10588480), (5, 8470784), (7, 6050560), (8, 5294240), (10, 4235392), (14, 3025280), (16, 2647120), (20, 2117696), (28, 1512640), (29, 1460480), (32, 1323560), (35, 1210112), (40, 1058848), (56, 756320), (58, 730240), (64, 661780), (70, 605056), (80, 529424), (112, 378160), (116, 365120), (128, 330890), (140, 302528), (145, 292096), (160, 264712), (163, 259840), (203, 208640), (224, 189080), (232, 182560), (256, 165445), (280, 151264), (290, 146048), (320, 132356), (326, 129920), (406, 104320), (448, 94540), (464, 91280), (560, 75632), (580, 73024), (640, 66178), (652, 64960), (812, 52160), (815, 51968), (896, 47270), (928, 45640), (1015, 41728), (1120, 37816), (1141, 37120), (1160, 36512), (1280, 33089), (1304, 32480), (1624, 26080), (1630, 25984), (1792, 23635), (1856, 22820), (2030, 20864), (2240, 18908), (2282, 18560), (2320, 18256), (2608, 16240), (3248, 13040), (3260, 12992), (3712, 11410), (4060, 10432), (4480, 9454), (4564, 9280), (4640, 9128), (4727, 8960), (5216, 8120), (5705, 7424), (6496, 6520)]