201872960

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:940

約数の個数: 112

約数和(自身を含む): 521427456

約数和(自身を除く): 319554496

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 136, 160, 170, 172, 215, 272, 320, 340, 344, 430, 544, 680, 688, 731, 860, 863, 1088, 1360, 1376, 1462, 1720, 1726, 2720, 2752, 2924, 3440, 3452, 3655, 4315, 5440, 5848, 6880, 6904, 7310, 8630, 11696, 13760, 13808, 14620, 14671, 17260, 23392, 27616, 29240, 29342, 34520, 37109, 46784, 55232, 58480, 58684, 69040, 73355, 74218, 116960, 117368, 138080, 146710, 148436, 185545, 233920, 234736, 276160, 293420, 296872, 371090, 469472, 586840, 593744, 630853, 742180, 938944, 1173680, 1187488, 1261706, 1484360, 2347360, 2374976, 2523412, 2968720, 3154265, 4694720, 5046824, 5937440, 6308530, 10093648, 11874880, 12617060, 20187296, 25234120, 40374592, 50468240, 100936480, 201872960]

約数ペア:

[(1, 201872960), (2, 100936480), (4, 50468240), (5, 40374592), (8, 25234120), (10, 20187296), (16, 12617060), (17, 11874880), (20, 10093648), (32, 6308530), (34, 5937440), (40, 5046824), (43, 4694720), (64, 3154265), (68, 2968720), (80, 2523412), (85, 2374976), (86, 2347360), (136, 1484360), (160, 1261706), (170, 1187488), (172, 1173680), (215, 938944), (272, 742180), (320, 630853), (340, 593744), (344, 586840), (430, 469472), (544, 371090), (680, 296872), (688, 293420), (731, 276160), (860, 234736), (863, 233920), (1088, 185545), (1360, 148436), (1376, 146710), (1462, 138080), (1720, 117368), (1726, 116960), (2720, 74218), (2752, 73355), (2924, 69040), (3440, 58684), (3452, 58480), (3655, 55232), (4315, 46784), (5440, 37109), (5848, 34520), (6880, 29342), (6904, 29240), (7310, 27616), (8630, 23392), (11696, 17260), (13760, 14671), (13808, 14620)]