147809920

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 373222080

約数和(自身を除く): 225412160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 43, 64, 80, 82, 86, 128, 131, 160, 164, 172, 205, 215, 262, 320, 328, 344, 410, 430, 524, 640, 655, 656, 688, 820, 860, 1048, 1310, 1312, 1376, 1640, 1720, 1763, 2096, 2620, 2624, 2752, 3280, 3440, 3526, 4192, 5240, 5248, 5371, 5504, 5633, 6560, 6880, 7052, 8384, 8815, 10480, 10742, 11266, 13120, 13760, 14104, 16768, 17630, 20960, 21484, 22532, 26240, 26855, 27520, 28165, 28208, 35260, 41920, 42968, 45064, 53710, 56330, 56416, 70520, 83840, 85936, 90128, 107420, 112660, 112832, 141040, 171872, 180256, 214840, 225320, 225664, 230953, 282080, 343744, 360512, 429680, 450640, 461906, 564160, 687488, 721024, 859360, 901280, 923812, 1128320, 1154765, 1718720, 1802560, 1847624, 2309530, 3437440, 3605120, 3695248, 4619060, 7390496, 9238120, 14780992, 18476240, 29561984, 36952480, 73904960, 147809920]

約数ペア:

[(1, 147809920), (2, 73904960), (4, 36952480), (5, 29561984), (8, 18476240), (10, 14780992), (16, 9238120), (20, 7390496), (32, 4619060), (40, 3695248), (41, 3605120), (43, 3437440), (64, 2309530), (80, 1847624), (82, 1802560), (86, 1718720), (128, 1154765), (131, 1128320), (160, 923812), (164, 901280), (172, 859360), (205, 721024), (215, 687488), (262, 564160), (320, 461906), (328, 450640), (344, 429680), (410, 360512), (430, 343744), (524, 282080), (640, 230953), (655, 225664), (656, 225320), (688, 214840), (820, 180256), (860, 171872), (1048, 141040), (1310, 112832), (1312, 112660), (1376, 107420), (1640, 90128), (1720, 85936), (1763, 83840), (2096, 70520), (2620, 56416), (2624, 56330), (2752, 53710), (3280, 45064), (3440, 42968), (3526, 41920), (4192, 35260), (5240, 28208), (5248, 28165), (5371, 27520), (5504, 26855), (5633, 26240), (6560, 22532), (6880, 21484), (7052, 20960), (8384, 17630), (8815, 16768), (10480, 14104), (10742, 13760), (11266, 13120)]