487399920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{290119}}^1$

素因数の和:290142

約数の個数: 80

約数和(自身を含む): 1726794240

約数和(自身を除く): 1239394320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 290119, 580238, 870357, 1160476, 1450595, 1740714, 2030833, 2320952, 2901190, 3481428, 4061666, 4351785, 4641904, 5802380, 6092499, 6962856, 8123332, 8703570, 10154165, 11604760, 12184998, 13925712, 16246664, 17407140, 20308330, 23209520, 24369996, 30462495, 32493328, 34814280, 40616660, 48739992, 60924990, 69628560, 81233320, 97479984, 121849980, 162466640, 243699960, 487399920]

約数ペア:

[(1, 487399920), (2, 243699960), (3, 162466640), (4, 121849980), (5, 97479984), (6, 81233320), (7, 69628560), (8, 60924990), (10, 48739992), (12, 40616660), (14, 34814280), (15, 32493328), (16, 30462495), (20, 24369996), (21, 23209520), (24, 20308330), (28, 17407140), (30, 16246664), (35, 13925712), (40, 12184998), (42, 11604760), (48, 10154165), (56, 8703570), (60, 8123332), (70, 6962856), (80, 6092499), (84, 5802380), (105, 4641904), (112, 4351785), (120, 4061666), (140, 3481428), (168, 2901190), (210, 2320952), (240, 2030833), (280, 1740714), (336, 1450595), (420, 1160476), (560, 870357), (840, 580238), (1680, 290119)]