142080440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:960

約数の個数: 64

約数和(自身を含む): 332640000

約数和(自身を除く): 190559560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 149, 155, 248, 298, 310, 596, 620, 745, 769, 1192, 1240, 1490, 1538, 2980, 3076, 3845, 4619, 5960, 6152, 7690, 9238, 15380, 18476, 23095, 23839, 30760, 36952, 46190, 47678, 92380, 95356, 114581, 119195, 184760, 190712, 229162, 238390, 458324, 476780, 572905, 916648, 953560, 1145810, 2291620, 3552011, 4583240, 7104022, 14208044, 17760055, 28416088, 35520110, 71040220, 142080440]

約数ペア:

[(1, 142080440), (2, 71040220), (4, 35520110), (5, 28416088), (8, 17760055), (10, 14208044), (20, 7104022), (31, 4583240), (40, 3552011), (62, 2291620), (124, 1145810), (149, 953560), (155, 916648), (248, 572905), (298, 476780), (310, 458324), (596, 238390), (620, 229162), (745, 190712), (769, 184760), (1192, 119195), (1240, 114581), (1490, 95356), (1538, 92380), (2980, 47678), (3076, 46190), (3845, 36952), (4619, 30760), (5960, 23839), (6152, 23095), (7690, 18476), (9238, 15380)]