170304400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{8689}}^1$

素因数の和:8721

約数の個数: 90

約数和(自身を含む): 476012130

約数和(自身を除く): 305707730

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 8689, 9800, 17378, 19600, 34756, 43445, 60823, 69512, 86890, 121646, 139024, 173780, 217225, 243292, 304115, 347560, 425761, 434450, 486584, 608230, 695120, 851522, 868900, 973168, 1216460, 1520575, 1703044, 1737800, 2128805, 2432920, 3041150, 3406088, 3475600, 4257610, 4865840, 6082300, 6812176, 8515220, 10644025, 12164600, 17030440, 21288050, 24329200, 34060880, 42576100, 85152200, 170304400]

約数ペア:

[(1, 170304400), (2, 85152200), (4, 42576100), (5, 34060880), (7, 24329200), (8, 21288050), (10, 17030440), (14, 12164600), (16, 10644025), (20, 8515220), (25, 6812176), (28, 6082300), (35, 4865840), (40, 4257610), (49, 3475600), (50, 3406088), (56, 3041150), (70, 2432920), (80, 2128805), (98, 1737800), (100, 1703044), (112, 1520575), (140, 1216460), (175, 973168), (196, 868900), (200, 851522), (245, 695120), (280, 608230), (350, 486584), (392, 434450), (400, 425761), (490, 347560), (560, 304115), (700, 243292), (784, 217225), (980, 173780), (1225, 139024), (1400, 121646), (1960, 86890), (2450, 69512), (2800, 60823), (3920, 43445), (4900, 34756), (8689, 19600), (9800, 17378)]