201616164

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{937}}^1$

素因数の和:1129

約数の個数: 72

約数和(自身を含む): 525805280

約数和(自身を除く): 324189116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 139, 172, 258, 278, 387, 417, 516, 556, 774, 834, 937, 1251, 1548, 1668, 1874, 2502, 2811, 3748, 5004, 5622, 5977, 8433, 11244, 11954, 16866, 17931, 23908, 33732, 35862, 40291, 53793, 71724, 80582, 107586, 120873, 130243, 161164, 215172, 241746, 260486, 362619, 390729, 483492, 520972, 725238, 781458, 1172187, 1450476, 1562916, 2344374, 4688748, 5600449, 11200898, 16801347, 22401796, 33602694, 50404041, 67205388, 100808082, 201616164]

約数ペア:

[(1, 201616164), (2, 100808082), (3, 67205388), (4, 50404041), (6, 33602694), (9, 22401796), (12, 16801347), (18, 11200898), (36, 5600449), (43, 4688748), (86, 2344374), (129, 1562916), (139, 1450476), (172, 1172187), (258, 781458), (278, 725238), (387, 520972), (417, 483492), (516, 390729), (556, 362619), (774, 260486), (834, 241746), (937, 215172), (1251, 161164), (1548, 130243), (1668, 120873), (1874, 107586), (2502, 80582), (2811, 71724), (3748, 53793), (5004, 40291), (5622, 35862), (5977, 33732), (8433, 23908), (11244, 17931), (11954, 16866)]