487607680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3511}}^1$

素因数の和:3568

約数の個数: 128

約数和(自身を含む): 1375580160

約数和(自身を除く): 887972480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 3511, 3968, 4340, 4480, 4960, 6944, 7022, 8680, 9920, 13888, 14044, 17360, 17555, 19840, 24577, 27776, 28088, 34720, 35110, 49154, 56176, 69440, 70220, 98308, 108841, 112352, 122885, 138880, 140440, 196616, 217682, 224704, 245770, 280880, 393232, 435364, 449408, 491540, 544205, 561760, 761887, 786464, 870728, 983080, 1088410, 1123520, 1523774, 1572928, 1741456, 1966160, 2176820, 2247040, 3047548, 3145856, 3482912, 3809435, 3932320, 4353640, 6095096, 6965824, 7618870, 7864640, 8707280, 12190192, 13931648, 15237740, 15729280, 17414560, 24380384, 30475480, 34829120, 48760768, 60950960, 69658240, 97521536, 121901920, 243803840, 487607680]

約数ペア:

[(1, 487607680), (2, 243803840), (4, 121901920), (5, 97521536), (7, 69658240), (8, 60950960), (10, 48760768), (14, 34829120), (16, 30475480), (20, 24380384), (28, 17414560), (31, 15729280), (32, 15237740), (35, 13931648), (40, 12190192), (56, 8707280), (62, 7864640), (64, 7618870), (70, 6965824), (80, 6095096), (112, 4353640), (124, 3932320), (128, 3809435), (140, 3482912), (155, 3145856), (160, 3047548), (217, 2247040), (224, 2176820), (248, 1966160), (280, 1741456), (310, 1572928), (320, 1523774), (434, 1123520), (448, 1088410), (496, 983080), (560, 870728), (620, 786464), (640, 761887), (868, 561760), (896, 544205), (992, 491540), (1085, 449408), (1120, 435364), (1240, 393232), (1736, 280880), (1984, 245770), (2170, 224704), (2240, 217682), (2480, 196616), (3472, 140440), (3511, 138880), (3968, 122885), (4340, 112352), (4480, 108841), (4960, 98308), (6944, 70220), (7022, 69440), (8680, 56176), (9920, 49154), (13888, 35110), (14044, 34720), (17360, 28088), (17555, 27776), (19840, 24577)]