31175040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1284

約数の個数: 128

約数和(自身を含む): 107100000

約数和(自身を除く): 75924960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1249, 1560, 1664, 1920, 2080, 2496, 2498, 3120, 3747, 4160, 4992, 4996, 6240, 6245, 7494, 8320, 9992, 12480, 12490, 14988, 16237, 18735, 19984, 24960, 24980, 29976, 32474, 37470, 39968, 48711, 49960, 59952, 64948, 74940, 79936, 81185, 97422, 99920, 119904, 129896, 149880, 159872, 162370, 194844, 199840, 239808, 243555, 259792, 299760, 324740, 389688, 399680, 479616, 487110, 519584, 599520, 649480, 779376, 799360, 974220, 1039168, 1199040, 1298960, 1558752, 1948440, 2078336, 2398080, 2597920, 3117504, 3896880, 5195840, 6235008, 7793760, 10391680, 15587520, 31175040]

約数ペア:

[(1, 31175040), (2, 15587520), (3, 10391680), (4, 7793760), (5, 6235008), (6, 5195840), (8, 3896880), (10, 3117504), (12, 2597920), (13, 2398080), (15, 2078336), (16, 1948440), (20, 1558752), (24, 1298960), (26, 1199040), (30, 1039168), (32, 974220), (39, 799360), (40, 779376), (48, 649480), (52, 599520), (60, 519584), (64, 487110), (65, 479616), (78, 399680), (80, 389688), (96, 324740), (104, 299760), (120, 259792), (128, 243555), (130, 239808), (156, 199840), (160, 194844), (192, 162370), (195, 159872), (208, 149880), (240, 129896), (260, 119904), (312, 99920), (320, 97422), (384, 81185), (390, 79936), (416, 74940), (480, 64948), (520, 59952), (624, 49960), (640, 48711), (780, 39968), (832, 37470), (960, 32474), (1040, 29976), (1248, 24980), (1249, 24960), (1560, 19984), (1664, 18735), (1920, 16237), (2080, 14988), (2496, 12490), (2498, 12480), (3120, 9992), (3747, 8320), (4160, 7494), (4992, 6245), (4996, 6240)]