161399736

素因数分解:

$2^3\times 3^3\times {\mathrm{197}}^1\times {\mathrm{3793}}^1$

素因数の和:4005

約数の個数: 64

約数和(自身を含む): 450727200

約数和(自身を除く): 289327464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 197, 216, 394, 591, 788, 1182, 1576, 1773, 2364, 3546, 3793, 4728, 5319, 7092, 7586, 10638, 11379, 14184, 15172, 21276, 22758, 30344, 34137, 42552, 45516, 68274, 91032, 102411, 136548, 204822, 273096, 409644, 747221, 819288, 1494442, 2241663, 2988884, 4483326, 5977768, 6724989, 8966652, 13449978, 17933304, 20174967, 26899956, 40349934, 53799912, 80699868, 161399736]

約数ペア:

[(1, 161399736), (2, 80699868), (3, 53799912), (4, 40349934), (6, 26899956), (8, 20174967), (9, 17933304), (12, 13449978), (18, 8966652), (24, 6724989), (27, 5977768), (36, 4483326), (54, 2988884), (72, 2241663), (108, 1494442), (197, 819288), (216, 747221), (394, 409644), (591, 273096), (788, 204822), (1182, 136548), (1576, 102411), (1773, 91032), (2364, 68274), (3546, 45516), (3793, 42552), (4728, 34137), (5319, 30344), (7092, 22758), (7586, 21276), (10638, 15172), (11379, 14184)]