131225040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 240

約数和(自身を含む): 476326656

約数和(自身を除く): 345101616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 71, 72, 80, 85, 90, 102, 120, 136, 142, 144, 151, 153, 170, 180, 204, 213, 240, 255, 272, 284, 302, 306, 340, 355, 360, 408, 426, 453, 510, 568, 604, 612, 639, 680, 710, 720, 755, 765, 816, 852, 906, 1020, 1065, 1136, 1207, 1208, 1224, 1278, 1359, 1360, 1420, 1510, 1530, 1704, 1812, 2040, 2130, 2265, 2414, 2416, 2448, 2556, 2567, 2718, 2840, 3020, 3060, 3195, 3408, 3621, 3624, 4080, 4260, 4530, 4828, 5112, 5134, 5436, 5680, 6035, 6040, 6120, 6390, 6795, 7242, 7248, 7701, 8520, 9060, 9656, 10224, 10268, 10721, 10863, 10872, 12070, 12080, 12240, 12780, 12835, 13590, 14484, 15402, 17040, 18105, 18120, 19312, 20536, 21442, 21726, 21744, 23103, 24140, 25560, 25670, 27180, 28968, 30804, 32163, 36210, 36240, 38505, 41072, 42884, 43452, 46206, 48280, 51120, 51340, 53605, 54315, 54360, 57936, 61608, 64326, 72420, 77010, 85768, 86904, 92412, 96489, 96560, 102680, 107210, 108630, 108720, 115515, 123216, 128652, 144840, 154020, 160815, 171536, 173808, 182257, 184824, 192978, 205360, 214420, 217260, 231030, 257304, 289680, 308040, 321630, 364514, 369648, 385956, 428840, 434520, 462060, 482445, 514608, 546771, 616080, 643260, 729028, 771912, 857680, 869040, 911285, 924120, 964890, 1093542, 1286520, 1458056, 1543824, 1640313, 1822570, 1848240, 1929780, 2187084, 2573040, 2733855, 2916112, 3280626, 3645140, 3859560, 4374168, 5467710, 6561252, 7290280, 7719120, 8201565, 8748336, 10935420, 13122504, 14580560, 16403130, 21870840, 26245008, 32806260, 43741680, 65612520, 131225040]

約数ペア:

[(1, 131225040), (2, 65612520), (3, 43741680), (4, 32806260), (5, 26245008), (6, 21870840), (8, 16403130), (9, 14580560), (10, 13122504), (12, 10935420), (15, 8748336), (16, 8201565), (17, 7719120), (18, 7290280), (20, 6561252), (24, 5467710), (30, 4374168), (34, 3859560), (36, 3645140), (40, 3280626), (45, 2916112), (48, 2733855), (51, 2573040), (60, 2187084), (68, 1929780), (71, 1848240), (72, 1822570), (80, 1640313), (85, 1543824), (90, 1458056), (102, 1286520), (120, 1093542), (136, 964890), (142, 924120), (144, 911285), (151, 869040), (153, 857680), (170, 771912), (180, 729028), (204, 643260), (213, 616080), (240, 546771), (255, 514608), (272, 482445), (284, 462060), (302, 434520), (306, 428840), (340, 385956), (355, 369648), (360, 364514), (408, 321630), (426, 308040), (453, 289680), (510, 257304), (568, 231030), (604, 217260), (612, 214420), (639, 205360), (680, 192978), (710, 184824), (720, 182257), (755, 173808), (765, 171536), (816, 160815), (852, 154020), (906, 144840), (1020, 128652), (1065, 123216), (1136, 115515), (1207, 108720), (1208, 108630), (1224, 107210), (1278, 102680), (1359, 96560), (1360, 96489), (1420, 92412), (1510, 86904), (1530, 85768), (1704, 77010), (1812, 72420), (2040, 64326), (2130, 61608), (2265, 57936), (2414, 54360), (2416, 54315), (2448, 53605), (2556, 51340), (2567, 51120), (2718, 48280), (2840, 46206), (3020, 43452), (3060, 42884), (3195, 41072), (3408, 38505), (3621, 36240), (3624, 36210), (4080, 32163), (4260, 30804), (4530, 28968), (4828, 27180), (5112, 25670), (5134, 25560), (5436, 24140), (5680, 23103), (6035, 21744), (6040, 21726), (6120, 21442), (6390, 20536), (6795, 19312), (7242, 18120), (7248, 18105), (7701, 17040), (8520, 15402), (9060, 14484), (9656, 13590), (10224, 12835), (10268, 12780), (10721, 12240), (10863, 12080), (10872, 12070)]