90490920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 256

約数和(自身を含む): 319334400

約数和(自身を除く): 228843480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 43, 52, 57, 60, 65, 71, 76, 78, 86, 95, 104, 114, 120, 129, 130, 142, 152, 156, 172, 190, 195, 213, 215, 228, 247, 258, 260, 284, 285, 312, 344, 355, 380, 390, 426, 430, 456, 494, 516, 520, 559, 568, 570, 645, 710, 741, 760, 780, 817, 852, 860, 923, 988, 1032, 1065, 1118, 1140, 1235, 1290, 1349, 1420, 1482, 1560, 1634, 1677, 1704, 1720, 1846, 1976, 2130, 2236, 2280, 2451, 2470, 2580, 2698, 2769, 2795, 2840, 2964, 3053, 3268, 3354, 3692, 3705, 4047, 4085, 4260, 4472, 4615, 4902, 4940, 5160, 5396, 5538, 5590, 5928, 6106, 6536, 6708, 6745, 7384, 7410, 8094, 8170, 8385, 8520, 9159, 9230, 9804, 9880, 10621, 10792, 11076, 11180, 12212, 12255, 13416, 13490, 13845, 14820, 15265, 16188, 16340, 16770, 17537, 18318, 18460, 19608, 20235, 21242, 22152, 22360, 24424, 24510, 26980, 27690, 29640, 30530, 31863, 32376, 32680, 33540, 35074, 36636, 36920, 39689, 40470, 42484, 45795, 49020, 52611, 53105, 53960, 55380, 58007, 61060, 63726, 67080, 70148, 73272, 79378, 80940, 84968, 87685, 91590, 98040, 105222, 106210, 110760, 116014, 119067, 122120, 127452, 140296, 158756, 159315, 161880, 174021, 175370, 183180, 198445, 210444, 212420, 232028, 238134, 254904, 263055, 290035, 317512, 318630, 348042, 350740, 366360, 396890, 420888, 424840, 464056, 476268, 526110, 580070, 595335, 637260, 696084, 701480, 754091, 793780, 870105, 952536, 1052220, 1160140, 1190670, 1274520, 1392168, 1508182, 1587560, 1740210, 2104440, 2262273, 2320280, 2381340, 3016364, 3480420, 3770455, 4524546, 4762680, 6032728, 6960840, 7540910, 9049092, 11311365, 15081820, 18098184, 22622730, 30163640, 45245460, 90490920]

約数ペア:

[(1, 90490920), (2, 45245460), (3, 30163640), (4, 22622730), (5, 18098184), (6, 15081820), (8, 11311365), (10, 9049092), (12, 7540910), (13, 6960840), (15, 6032728), (19, 4762680), (20, 4524546), (24, 3770455), (26, 3480420), (30, 3016364), (38, 2381340), (39, 2320280), (40, 2262273), (43, 2104440), (52, 1740210), (57, 1587560), (60, 1508182), (65, 1392168), (71, 1274520), (76, 1190670), (78, 1160140), (86, 1052220), (95, 952536), (104, 870105), (114, 793780), (120, 754091), (129, 701480), (130, 696084), (142, 637260), (152, 595335), (156, 580070), (172, 526110), (190, 476268), (195, 464056), (213, 424840), (215, 420888), (228, 396890), (247, 366360), (258, 350740), (260, 348042), (284, 318630), (285, 317512), (312, 290035), (344, 263055), (355, 254904), (380, 238134), (390, 232028), (426, 212420), (430, 210444), (456, 198445), (494, 183180), (516, 175370), (520, 174021), (559, 161880), (568, 159315), (570, 158756), (645, 140296), (710, 127452), (741, 122120), (760, 119067), (780, 116014), (817, 110760), (852, 106210), (860, 105222), (923, 98040), (988, 91590), (1032, 87685), (1065, 84968), (1118, 80940), (1140, 79378), (1235, 73272), (1290, 70148), (1349, 67080), (1420, 63726), (1482, 61060), (1560, 58007), (1634, 55380), (1677, 53960), (1704, 53105), (1720, 52611), (1846, 49020), (1976, 45795), (2130, 42484), (2236, 40470), (2280, 39689), (2451, 36920), (2470, 36636), (2580, 35074), (2698, 33540), (2769, 32680), (2795, 32376), (2840, 31863), (2964, 30530), (3053, 29640), (3268, 27690), (3354, 26980), (3692, 24510), (3705, 24424), (4047, 22360), (4085, 22152), (4260, 21242), (4472, 20235), (4615, 19608), (4902, 18460), (4940, 18318), (5160, 17537), (5396, 16770), (5538, 16340), (5590, 16188), (5928, 15265), (6106, 14820), (6536, 13845), (6708, 13490), (6745, 13416), (7384, 12255), (7410, 12212), (8094, 11180), (8170, 11076), (8385, 10792), (8520, 10621), (9159, 9880), (9230, 9804)]