199820016

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1375

約数の個数: 120

約数和(自身を含む): 616590000

約数和(自身を除く): 416769984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 101, 132, 144, 176, 198, 202, 264, 303, 396, 404, 528, 606, 792, 808, 909, 1111, 1212, 1249, 1584, 1616, 1818, 2222, 2424, 2498, 3333, 3636, 3747, 4444, 4848, 4996, 6666, 7272, 7494, 8888, 9992, 9999, 11241, 13332, 13739, 14544, 14988, 17776, 19984, 19998, 22482, 26664, 27478, 29976, 39996, 41217, 44964, 53328, 54956, 59952, 79992, 82434, 89928, 109912, 123651, 126149, 159984, 164868, 179856, 219824, 247302, 252298, 329736, 378447, 494604, 504596, 659472, 756894, 989208, 1009192, 1135341, 1387639, 1513788, 1978416, 2018384, 2270682, 2775278, 3027576, 4162917, 4541364, 5550556, 6055152, 8325834, 9082728, 11101112, 12488751, 16651668, 18165456, 22202224, 24977502, 33303336, 49955004, 66606672, 99910008, 199820016]

約数ペア:

[(1, 199820016), (2, 99910008), (3, 66606672), (4, 49955004), (6, 33303336), (8, 24977502), (9, 22202224), (11, 18165456), (12, 16651668), (16, 12488751), (18, 11101112), (22, 9082728), (24, 8325834), (33, 6055152), (36, 5550556), (44, 4541364), (48, 4162917), (66, 3027576), (72, 2775278), (88, 2270682), (99, 2018384), (101, 1978416), (132, 1513788), (144, 1387639), (176, 1135341), (198, 1009192), (202, 989208), (264, 756894), (303, 659472), (396, 504596), (404, 494604), (528, 378447), (606, 329736), (792, 252298), (808, 247302), (909, 219824), (1111, 179856), (1212, 164868), (1249, 159984), (1584, 126149), (1616, 123651), (1818, 109912), (2222, 89928), (2424, 82434), (2498, 79992), (3333, 59952), (3636, 54956), (3747, 53328), (4444, 44964), (4848, 41217), (4996, 39996), (6666, 29976), (7272, 27478), (7494, 26664), (8888, 22482), (9992, 19998), (9999, 19984), (11241, 17776), (13332, 14988), (13739, 14544)]