84421960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13109}}^1$

素因数の和:13150

約数の個数: 64

約数和(自身を含む): 226540800

約数和(自身を除く): 142118840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 13109, 26218, 52436, 65545, 91763, 104872, 131090, 183526, 262180, 301507, 367052, 458815, 524360, 603014, 734104, 917630, 1206028, 1507535, 1835260, 2110549, 2412056, 3015070, 3670520, 4221098, 6030140, 8442196, 10552745, 12060280, 16884392, 21105490, 42210980, 84421960]

約数ペア:

[(1, 84421960), (2, 42210980), (4, 21105490), (5, 16884392), (7, 12060280), (8, 10552745), (10, 8442196), (14, 6030140), (20, 4221098), (23, 3670520), (28, 3015070), (35, 2412056), (40, 2110549), (46, 1835260), (56, 1507535), (70, 1206028), (92, 917630), (115, 734104), (140, 603014), (161, 524360), (184, 458815), (230, 367052), (280, 301507), (322, 262180), (460, 183526), (644, 131090), (805, 104872), (920, 91763), (1288, 65545), (1610, 52436), (3220, 26218), (6440, 13109)]