223815040

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:468

約数の個数: 128

約数和(自身を含む): 572832000

約数和(自身を除く): 349016960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 128, 145, 155, 160, 232, 248, 290, 310, 320, 389, 464, 496, 580, 620, 640, 778, 899, 928, 992, 1160, 1240, 1556, 1798, 1856, 1945, 1984, 2320, 2480, 3112, 3596, 3712, 3890, 3968, 4495, 4640, 4960, 6224, 7192, 7780, 8990, 9280, 9920, 11281, 12059, 12448, 14384, 15560, 17980, 18560, 19840, 22562, 24118, 24896, 28768, 31120, 35960, 45124, 48236, 49792, 56405, 57536, 60295, 62240, 71920, 90248, 96472, 112810, 115072, 120590, 124480, 143840, 180496, 192944, 225620, 241180, 248960, 287680, 349711, 360992, 385888, 451240, 482360, 575360, 699422, 721984, 771776, 902480, 964720, 1398844, 1443968, 1543552, 1748555, 1804960, 1929440, 2797688, 3497110, 3609920, 3858880, 5595376, 6994220, 7219840, 7717760, 11190752, 13988440, 22381504, 27976880, 44763008, 55953760, 111907520, 223815040]

約数ペア:

[(1, 223815040), (2, 111907520), (4, 55953760), (5, 44763008), (8, 27976880), (10, 22381504), (16, 13988440), (20, 11190752), (29, 7717760), (31, 7219840), (32, 6994220), (40, 5595376), (58, 3858880), (62, 3609920), (64, 3497110), (80, 2797688), (116, 1929440), (124, 1804960), (128, 1748555), (145, 1543552), (155, 1443968), (160, 1398844), (232, 964720), (248, 902480), (290, 771776), (310, 721984), (320, 699422), (389, 575360), (464, 482360), (496, 451240), (580, 385888), (620, 360992), (640, 349711), (778, 287680), (899, 248960), (928, 241180), (992, 225620), (1160, 192944), (1240, 180496), (1556, 143840), (1798, 124480), (1856, 120590), (1945, 115072), (1984, 112810), (2320, 96472), (2480, 90248), (3112, 71920), (3596, 62240), (3712, 60295), (3890, 57536), (3968, 56405), (4495, 49792), (4640, 48236), (4960, 45124), (6224, 35960), (7192, 31120), (7780, 28768), (8990, 24896), (9280, 24118), (9920, 22562), (11281, 19840), (12059, 18560), (12448, 17980), (14384, 15560)]