61523840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:500

約数の個数: 128

約数和(自身を含む): 173905920

約数和(自身を除く): 112382080

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, 443, 448, 496, 560, 620, 640, 868, 886, 896, 992, 1085, 1120, 1240, 1736, 1772, 1984, 2170, 2215, 2240, 2480, 3101, 3472, 3544, 3968, 4340, 4430, 4480, 4960, 6202, 6944, 7088, 8680, 8860, 9920, 12404, 13733, 13888, 14176, 15505, 17360, 17720, 19840, 24808, 27466, 27776, 28352, 31010, 34720, 35440, 49616, 54932, 56704, 62020, 68665, 69440, 70880, 96131, 99232, 109864, 124040, 137330, 138880, 141760, 192262, 198464, 219728, 248080, 274660, 283520, 384524, 396928, 439456, 480655, 496160, 549320, 769048, 878912, 961310, 992320, 1098640, 1538096, 1757824, 1922620, 1984640, 2197280, 3076192, 3845240, 4394560, 6152384, 7690480, 8789120, 12304768, 15380960, 30761920, 61523840]

約数ペア:

[(1, 61523840), (2, 30761920), (4, 15380960), (5, 12304768), (7, 8789120), (8, 7690480), (10, 6152384), (14, 4394560), (16, 3845240), (20, 3076192), (28, 2197280), (31, 1984640), (32, 1922620), (35, 1757824), (40, 1538096), (56, 1098640), (62, 992320), (64, 961310), (70, 878912), (80, 769048), (112, 549320), (124, 496160), (128, 480655), (140, 439456), (155, 396928), (160, 384524), (217, 283520), (224, 274660), (248, 248080), (280, 219728), (310, 198464), (320, 192262), (434, 141760), (443, 138880), (448, 137330), (496, 124040), (560, 109864), (620, 99232), (640, 96131), (868, 70880), (886, 69440), (896, 68665), (992, 62020), (1085, 56704), (1120, 54932), (1240, 49616), (1736, 35440), (1772, 34720), (1984, 31010), (2170, 28352), (2215, 27776), (2240, 27466), (2480, 24808), (3101, 19840), (3472, 17720), (3544, 17360), (3968, 15505), (4340, 14176), (4430, 13888), (4480, 13733), (4960, 12404), (6202, 9920), (6944, 8860), (7088, 8680)]