158304640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:444

約数の個数: 128

約数和(自身を含む): 416404800

約数和(自身を除く): 258100160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 128, 130, 160, 208, 212, 260, 265, 320, 359, 416, 424, 520, 530, 640, 689, 718, 832, 848, 1040, 1060, 1378, 1436, 1664, 1696, 1795, 2080, 2120, 2756, 2872, 3392, 3445, 3590, 4160, 4240, 4667, 5512, 5744, 6784, 6890, 7180, 8320, 8480, 9334, 11024, 11488, 13780, 14360, 16960, 18668, 19027, 22048, 22976, 23335, 27560, 28720, 33920, 37336, 38054, 44096, 45952, 46670, 55120, 57440, 74672, 76108, 88192, 93340, 95135, 110240, 114880, 149344, 152216, 186680, 190270, 220480, 229760, 247351, 298688, 304432, 373360, 380540, 440960, 494702, 597376, 608864, 746720, 761080, 989404, 1217728, 1236755, 1493440, 1522160, 1978808, 2435456, 2473510, 2986880, 3044320, 3957616, 4947020, 6088640, 7915232, 9894040, 12177280, 15830464, 19788080, 31660928, 39576160, 79152320, 158304640]

約数ペア:

[(1, 158304640), (2, 79152320), (4, 39576160), (5, 31660928), (8, 19788080), (10, 15830464), (13, 12177280), (16, 9894040), (20, 7915232), (26, 6088640), (32, 4947020), (40, 3957616), (52, 3044320), (53, 2986880), (64, 2473510), (65, 2435456), (80, 1978808), (104, 1522160), (106, 1493440), (128, 1236755), (130, 1217728), (160, 989404), (208, 761080), (212, 746720), (260, 608864), (265, 597376), (320, 494702), (359, 440960), (416, 380540), (424, 373360), (520, 304432), (530, 298688), (640, 247351), (689, 229760), (718, 220480), (832, 190270), (848, 186680), (1040, 152216), (1060, 149344), (1378, 114880), (1436, 110240), (1664, 95135), (1696, 93340), (1795, 88192), (2080, 76108), (2120, 74672), (2756, 57440), (2872, 55120), (3392, 46670), (3445, 45952), (3590, 44096), (4160, 38054), (4240, 37336), (4667, 33920), (5512, 28720), (5744, 27560), (6784, 23335), (6890, 22976), (7180, 22048), (8320, 19027), (8480, 18668), (9334, 16960), (11024, 14360), (11488, 13780)]