211933360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{881}}^1$

素因数の和:1022

約数の個数: 80

約数和(自身を含む): 514467072

約数和(自身を除く): 302533712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 620, 776, 881, 970, 1240, 1552, 1762, 1940, 2480, 3007, 3524, 3880, 4405, 6014, 7048, 7760, 8810, 12028, 14096, 15035, 17620, 24056, 27311, 30070, 35240, 48112, 54622, 60140, 70480, 85457, 109244, 120280, 136555, 170914, 218488, 240560, 273110, 341828, 427285, 436976, 546220, 683656, 854570, 1092440, 1367312, 1709140, 2184880, 2649167, 3418280, 5298334, 6836560, 10596668, 13245835, 21193336, 26491670, 42386672, 52983340, 105966680, 211933360]

約数ペア:

[(1, 211933360), (2, 105966680), (4, 52983340), (5, 42386672), (8, 26491670), (10, 21193336), (16, 13245835), (20, 10596668), (31, 6836560), (40, 5298334), (62, 3418280), (80, 2649167), (97, 2184880), (124, 1709140), (155, 1367312), (194, 1092440), (248, 854570), (310, 683656), (388, 546220), (485, 436976), (496, 427285), (620, 341828), (776, 273110), (881, 240560), (970, 218488), (1240, 170914), (1552, 136555), (1762, 120280), (1940, 109244), (2480, 85457), (3007, 70480), (3524, 60140), (3880, 54622), (4405, 48112), (6014, 35240), (7048, 30070), (7760, 27311), (8810, 24056), (12028, 17620), (14096, 15035)]