28765152

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^2\times {\mathrm{197}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 91309680

約数和(自身を除く): 62544528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 169, 197, 208, 216, 234, 288, 312, 338, 351, 394, 416, 432, 468, 507, 591, 624, 676, 702, 788, 864, 936, 1014, 1182, 1248, 1352, 1404, 1521, 1576, 1773, 1872, 2028, 2364, 2561, 2704, 2808, 3042, 3152, 3546, 3744, 4056, 4563, 4728, 5122, 5319, 5408, 5616, 6084, 6304, 7092, 7683, 8112, 9126, 9456, 10244, 10638, 11232, 12168, 14184, 15366, 16224, 18252, 18912, 20488, 21276, 23049, 24336, 28368, 30732, 33293, 36504, 40976, 42552, 46098, 48672, 56736, 61464, 66586, 69147, 73008, 81952, 85104, 92196, 99879, 122928, 133172, 138294, 146016, 170208, 184392, 199758, 245856, 266344, 276588, 299637, 368784, 399516, 532688, 553176, 599274, 737568, 799032, 898911, 1065376, 1106352, 1198548, 1598064, 1797822, 2212704, 2397096, 3196128, 3595644, 4794192, 7191288, 9588384, 14382576, 28765152]

約数ペア:

[(1, 28765152), (2, 14382576), (3, 9588384), (4, 7191288), (6, 4794192), (8, 3595644), (9, 3196128), (12, 2397096), (13, 2212704), (16, 1797822), (18, 1598064), (24, 1198548), (26, 1106352), (27, 1065376), (32, 898911), (36, 799032), (39, 737568), (48, 599274), (52, 553176), (54, 532688), (72, 399516), (78, 368784), (96, 299637), (104, 276588), (108, 266344), (117, 245856), (144, 199758), (156, 184392), (169, 170208), (197, 146016), (208, 138294), (216, 133172), (234, 122928), (288, 99879), (312, 92196), (338, 85104), (351, 81952), (394, 73008), (416, 69147), (432, 66586), (468, 61464), (507, 56736), (591, 48672), (624, 46098), (676, 42552), (702, 40976), (788, 36504), (864, 33293), (936, 30732), (1014, 28368), (1182, 24336), (1248, 23049), (1352, 21276), (1404, 20488), (1521, 18912), (1576, 18252), (1773, 16224), (1872, 15366), (2028, 14184), (2364, 12168), (2561, 11232), (2704, 10638), (2808, 10244), (3042, 9456), (3152, 9126), (3546, 8112), (3744, 7683), (4056, 7092), (4563, 6304), (4728, 6084), (5122, 5616), (5319, 5408)]