129855040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2052

約数の個数: 112

約数和(自身を含む): 365760000

約数和(自身を除く): 235904960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 1856, 1999, 2030, 2240, 2320, 3248, 3998, 4060, 4640, 6496, 7996, 8120, 9280, 9995, 12992, 13993, 15992, 16240, 19990, 27986, 31984, 32480, 39980, 55972, 57971, 63968, 64960, 69965, 79960, 111944, 115942, 127936, 139930, 159920, 223888, 231884, 279860, 289855, 319840, 405797, 447776, 463768, 559720, 579710, 639680, 811594, 895552, 927536, 1119440, 1159420, 1623188, 1855072, 2028985, 2238880, 2318840, 3246376, 3710144, 4057970, 4477760, 4637680, 6492752, 8115940, 9275360, 12985504, 16231880, 18550720, 25971008, 32463760, 64927520, 129855040]

約数ペア:

[(1, 129855040), (2, 64927520), (4, 32463760), (5, 25971008), (7, 18550720), (8, 16231880), (10, 12985504), (14, 9275360), (16, 8115940), (20, 6492752), (28, 4637680), (29, 4477760), (32, 4057970), (35, 3710144), (40, 3246376), (56, 2318840), (58, 2238880), (64, 2028985), (70, 1855072), (80, 1623188), (112, 1159420), (116, 1119440), (140, 927536), (145, 895552), (160, 811594), (203, 639680), (224, 579710), (232, 559720), (280, 463768), (290, 447776), (320, 405797), (406, 319840), (448, 289855), (464, 279860), (560, 231884), (580, 223888), (812, 159920), (928, 139930), (1015, 127936), (1120, 115942), (1160, 111944), (1624, 79960), (1856, 69965), (1999, 64960), (2030, 63968), (2240, 57971), (2320, 55972), (3248, 39980), (3998, 32480), (4060, 31984), (4640, 27986), (6496, 19990), (7996, 16240), (8120, 15992), (9280, 13993), (9995, 12992)]