158720520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{188953}}^1$

素因数の和:188974

約数の個数: 64

約数和(自身を含む): 544187520

約数和(自身を除く): 385467000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 188953, 377906, 566859, 755812, 944765, 1133718, 1322671, 1511624, 1889530, 2267436, 2645342, 2834295, 3779060, 3968013, 4534872, 5290684, 5668590, 6613355, 7558120, 7936026, 10581368, 11337180, 13226710, 15872052, 19840065, 22674360, 26453420, 31744104, 39680130, 52906840, 79360260, 158720520]

約数ペア:

[(1, 158720520), (2, 79360260), (3, 52906840), (4, 39680130), (5, 31744104), (6, 26453420), (7, 22674360), (8, 19840065), (10, 15872052), (12, 13226710), (14, 11337180), (15, 10581368), (20, 7936026), (21, 7558120), (24, 6613355), (28, 5668590), (30, 5290684), (35, 4534872), (40, 3968013), (42, 3779060), (56, 2834295), (60, 2645342), (70, 2267436), (84, 1889530), (105, 1511624), (120, 1322671), (140, 1133718), (168, 944765), (210, 755812), (280, 566859), (420, 377906), (840, 188953)]