28105770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^3$

素因数の和:97

約数の個数: 128

約数和(自身を含む): 87920640

約数和(自身を除く): 59814870

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 23, 30, 33, 35, 42, 46, 55, 66, 69, 70, 77, 105, 110, 115, 138, 154, 161, 165, 210, 230, 231, 253, 322, 330, 345, 385, 462, 483, 506, 529, 690, 759, 770, 805, 966, 1058, 1155, 1265, 1518, 1587, 1610, 1771, 2310, 2415, 2530, 2645, 3174, 3542, 3703, 3795, 4830, 5290, 5313, 5819, 7406, 7590, 7935, 8855, 10626, 11109, 11638, 12167, 15870, 17457, 17710, 18515, 22218, 24334, 26565, 29095, 34914, 36501, 37030, 40733, 53130, 55545, 58190, 60835, 73002, 81466, 85169, 87285, 111090, 121670, 122199, 133837, 170338, 174570, 182505, 203665, 244398, 255507, 267674, 365010, 401511, 407330, 425845, 511014, 610995, 669185, 803022, 851690, 936859, 1221990, 1277535, 1338370, 1873718, 2007555, 2555070, 2810577, 4015110, 4684295, 5621154, 9368590, 14052885, 28105770]

約数ペア:

[(1, 28105770), (2, 14052885), (3, 9368590), (5, 5621154), (6, 4684295), (7, 4015110), (10, 2810577), (11, 2555070), (14, 2007555), (15, 1873718), (21, 1338370), (22, 1277535), (23, 1221990), (30, 936859), (33, 851690), (35, 803022), (42, 669185), (46, 610995), (55, 511014), (66, 425845), (69, 407330), (70, 401511), (77, 365010), (105, 267674), (110, 255507), (115, 244398), (138, 203665), (154, 182505), (161, 174570), (165, 170338), (210, 133837), (230, 122199), (231, 121670), (253, 111090), (322, 87285), (330, 85169), (345, 81466), (385, 73002), (462, 60835), (483, 58190), (506, 55545), (529, 53130), (690, 40733), (759, 37030), (770, 36501), (805, 34914), (966, 29095), (1058, 26565), (1155, 24334), (1265, 22218), (1518, 18515), (1587, 17710), (1610, 17457), (1771, 15870), (2310, 12167), (2415, 11638), (2530, 11109), (2645, 10626), (3174, 8855), (3542, 7935), (3703, 7590), (3795, 7406), (4830, 5819), (5290, 5313)]