64346240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 179781120

約数和(自身を除く): 115434880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 271, 280, 320, 371, 424, 448, 530, 542, 560, 640, 742, 848, 896, 1060, 1084, 1120, 1355, 1484, 1696, 1855, 1897, 2120, 2168, 2240, 2710, 2968, 3392, 3710, 3794, 4240, 4336, 4480, 5420, 5936, 6784, 7420, 7588, 8480, 8672, 9485, 10840, 11872, 14363, 14840, 15176, 16960, 17344, 18970, 21680, 23744, 28726, 29680, 30352, 33920, 34688, 37940, 43360, 47488, 57452, 59360, 60704, 71815, 75880, 86720, 100541, 114904, 118720, 121408, 143630, 151760, 173440, 201082, 229808, 237440, 242816, 287260, 303520, 402164, 459616, 502705, 574520, 607040, 804328, 919232, 1005410, 1149040, 1214080, 1608656, 1838464, 2010820, 2298080, 3217312, 4021640, 4596160, 6434624, 8043280, 9192320, 12869248, 16086560, 32173120, 64346240]

約数ペア:

[(1, 64346240), (2, 32173120), (4, 16086560), (5, 12869248), (7, 9192320), (8, 8043280), (10, 6434624), (14, 4596160), (16, 4021640), (20, 3217312), (28, 2298080), (32, 2010820), (35, 1838464), (40, 1608656), (53, 1214080), (56, 1149040), (64, 1005410), (70, 919232), (80, 804328), (106, 607040), (112, 574520), (128, 502705), (140, 459616), (160, 402164), (212, 303520), (224, 287260), (265, 242816), (271, 237440), (280, 229808), (320, 201082), (371, 173440), (424, 151760), (448, 143630), (530, 121408), (542, 118720), (560, 114904), (640, 100541), (742, 86720), (848, 75880), (896, 71815), (1060, 60704), (1084, 59360), (1120, 57452), (1355, 47488), (1484, 43360), (1696, 37940), (1855, 34688), (1897, 33920), (2120, 30352), (2168, 29680), (2240, 28726), (2710, 23744), (2968, 21680), (3392, 18970), (3710, 17344), (3794, 16960), (4240, 15176), (4336, 14840), (4480, 14363), (5420, 11872), (5936, 10840), (6784, 9485), (7420, 8672), (7588, 8480)]