123306540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41941}}^1$

素因数の和:41967

約数の個数: 72

約数和(自身を含む): 401636592

約数和(自身を除く): 278330052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 41941, 83882, 125823, 167764, 209705, 251646, 293587, 419410, 503292, 587174, 629115, 838820, 880761, 1174348, 1258230, 1467935, 1761522, 2055109, 2516460, 2935870, 3523044, 4110218, 4403805, 5871740, 6165327, 8220436, 8807610, 10275545, 12330654, 17615220, 20551090, 24661308, 30826635, 41102180, 61653270, 123306540]

約数ペア:

[(1, 123306540), (2, 61653270), (3, 41102180), (4, 30826635), (5, 24661308), (6, 20551090), (7, 17615220), (10, 12330654), (12, 10275545), (14, 8807610), (15, 8220436), (20, 6165327), (21, 5871740), (28, 4403805), (30, 4110218), (35, 3523044), (42, 2935870), (49, 2516460), (60, 2055109), (70, 1761522), (84, 1467935), (98, 1258230), (105, 1174348), (140, 880761), (147, 838820), (196, 629115), (210, 587174), (245, 503292), (294, 419410), (420, 293587), (490, 251646), (588, 209705), (735, 167764), (980, 125823), (1470, 83882), (2940, 41941)]