28142496

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 87141600

約数和(自身を除く): 58999104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 37, 38, 48, 57, 72, 74, 76, 96, 111, 114, 139, 144, 148, 152, 171, 222, 228, 278, 288, 296, 304, 333, 342, 417, 444, 456, 556, 592, 608, 666, 684, 703, 834, 888, 912, 1112, 1184, 1251, 1332, 1368, 1406, 1668, 1776, 1824, 2109, 2224, 2502, 2641, 2664, 2736, 2812, 3336, 3552, 4218, 4448, 5004, 5143, 5282, 5328, 5472, 5624, 6327, 6672, 7923, 8436, 10008, 10286, 10564, 10656, 11248, 12654, 13344, 15429, 15846, 16872, 20016, 20572, 21128, 22496, 23769, 25308, 30858, 31692, 33744, 40032, 41144, 42256, 46287, 47538, 50616, 61716, 63384, 67488, 82288, 84512, 92574, 95076, 97717, 101232, 123432, 126768, 164576, 185148, 190152, 195434, 202464, 246864, 253536, 293151, 370296, 380304, 390868, 493728, 586302, 740592, 760608, 781736, 879453, 1172604, 1481184, 1563472, 1758906, 2345208, 3126944, 3517812, 4690416, 7035624, 9380832, 14071248, 28142496]

約数ペア:

[(1, 28142496), (2, 14071248), (3, 9380832), (4, 7035624), (6, 4690416), (8, 3517812), (9, 3126944), (12, 2345208), (16, 1758906), (18, 1563472), (19, 1481184), (24, 1172604), (32, 879453), (36, 781736), (37, 760608), (38, 740592), (48, 586302), (57, 493728), (72, 390868), (74, 380304), (76, 370296), (96, 293151), (111, 253536), (114, 246864), (139, 202464), (144, 195434), (148, 190152), (152, 185148), (171, 164576), (222, 126768), (228, 123432), (278, 101232), (288, 97717), (296, 95076), (304, 92574), (333, 84512), (342, 82288), (417, 67488), (444, 63384), (456, 61716), (556, 50616), (592, 47538), (608, 46287), (666, 42256), (684, 41144), (703, 40032), (834, 33744), (888, 31692), (912, 30858), (1112, 25308), (1184, 23769), (1251, 22496), (1332, 21128), (1368, 20572), (1406, 20016), (1668, 16872), (1776, 15846), (1824, 15429), (2109, 13344), (2224, 12654), (2502, 11248), (2641, 10656), (2664, 10564), (2736, 10286), (2812, 10008), (3336, 8436), (3552, 7923), (4218, 6672), (4448, 6327), (5004, 5624), (5143, 5472), (5282, 5328)]