199949008

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:505

約数の個数: 120

約数和(自身を含む): 490801920

約数和(自身を除く): 290852912

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 49, 56, 62, 76, 98, 112, 124, 133, 152, 196, 217, 248, 266, 304, 392, 433, 434, 496, 532, 589, 784, 866, 868, 931, 1064, 1178, 1519, 1732, 1736, 1862, 2128, 2356, 3031, 3038, 3464, 3472, 3724, 4123, 4712, 6062, 6076, 6928, 7448, 8227, 8246, 9424, 12124, 12152, 13423, 14896, 16454, 16492, 21217, 24248, 24304, 26846, 28861, 32908, 32984, 42434, 48496, 53692, 57589, 57722, 65816, 65968, 84868, 93961, 107384, 115178, 115444, 131632, 169736, 187922, 214768, 230356, 230888, 255037, 339472, 375844, 403123, 460712, 461776, 510074, 657727, 751688, 806246, 921424, 1020148, 1315454, 1503376, 1612492, 1785259, 2040296, 2630908, 3224984, 3570518, 4080592, 5261816, 6449968, 7141036, 10523632, 12496813, 14282072, 24993626, 28564144, 49987252, 99974504, 199949008]

約数ペア:

[(1, 199949008), (2, 99974504), (4, 49987252), (7, 28564144), (8, 24993626), (14, 14282072), (16, 12496813), (19, 10523632), (28, 7141036), (31, 6449968), (38, 5261816), (49, 4080592), (56, 3570518), (62, 3224984), (76, 2630908), (98, 2040296), (112, 1785259), (124, 1612492), (133, 1503376), (152, 1315454), (196, 1020148), (217, 921424), (248, 806246), (266, 751688), (304, 657727), (392, 510074), (433, 461776), (434, 460712), (496, 403123), (532, 375844), (589, 339472), (784, 255037), (866, 230888), (868, 230356), (931, 214768), (1064, 187922), (1178, 169736), (1519, 131632), (1732, 115444), (1736, 115178), (1862, 107384), (2128, 93961), (2356, 84868), (3031, 65968), (3038, 65816), (3464, 57722), (3472, 57589), (3724, 53692), (4123, 48496), (4712, 42434), (6062, 32984), (6076, 32908), (6928, 28861), (7448, 26846), (8227, 24304), (8246, 24248), (9424, 21217), (12124, 16492), (12152, 16454), (13423, 14896)]