72451428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 200766720

約数和(自身を除く): 128315292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 109, 123, 164, 193, 218, 246, 287, 327, 386, 436, 492, 574, 579, 654, 763, 772, 861, 1148, 1158, 1308, 1351, 1526, 1722, 2289, 2316, 2702, 3052, 3444, 4053, 4469, 4578, 5404, 7913, 8106, 8938, 9156, 13407, 15826, 16212, 17876, 21037, 23739, 26814, 31283, 31652, 42074, 47478, 53628, 55391, 62566, 63111, 84148, 93849, 94956, 110782, 125132, 126222, 147259, 166173, 187698, 221564, 252444, 294518, 332346, 375396, 441777, 589036, 664692, 862517, 883554, 1725034, 1767108, 2587551, 3450068, 5175102, 6037619, 10350204, 12075238, 18112857, 24150476, 36225714, 72451428]

約数ペア:

[(1, 72451428), (2, 36225714), (3, 24150476), (4, 18112857), (6, 12075238), (7, 10350204), (12, 6037619), (14, 5175102), (21, 3450068), (28, 2587551), (41, 1767108), (42, 1725034), (82, 883554), (84, 862517), (109, 664692), (123, 589036), (164, 441777), (193, 375396), (218, 332346), (246, 294518), (287, 252444), (327, 221564), (386, 187698), (436, 166173), (492, 147259), (574, 126222), (579, 125132), (654, 110782), (763, 94956), (772, 93849), (861, 84148), (1148, 63111), (1158, 62566), (1308, 55391), (1351, 53628), (1526, 47478), (1722, 42074), (2289, 31652), (2316, 31283), (2702, 26814), (3052, 23739), (3444, 21037), (4053, 17876), (4469, 16212), (4578, 15826), (5404, 13407), (7913, 9156), (8106, 8938)]