205207600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 585518080

約数和(自身を除く): 380310480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 31, 38, 40, 50, 52, 62, 65, 67, 76, 80, 95, 100, 104, 124, 130, 134, 152, 155, 190, 200, 208, 247, 248, 260, 268, 304, 310, 325, 335, 380, 400, 403, 475, 494, 496, 520, 536, 589, 620, 650, 670, 760, 775, 806, 871, 950, 988, 1040, 1072, 1178, 1235, 1240, 1273, 1300, 1340, 1520, 1550, 1612, 1675, 1742, 1900, 1976, 2015, 2077, 2356, 2470, 2480, 2546, 2600, 2680, 2945, 3100, 3224, 3350, 3484, 3800, 3952, 4030, 4154, 4355, 4712, 4940, 5092, 5200, 5360, 5890, 6175, 6200, 6365, 6448, 6700, 6968, 7600, 7657, 8060, 8308, 8710, 9424, 9880, 10075, 10184, 10385, 11780, 12350, 12400, 12730, 13400, 13936, 14725, 15314, 16120, 16549, 16616, 17420, 19760, 20150, 20368, 20770, 21775, 23560, 24700, 25460, 26800, 27001, 29450, 30628, 31825, 32240, 33098, 33232, 34840, 38285, 39463, 40300, 41540, 43550, 47120, 49400, 50920, 51925, 54002, 58900, 61256, 63650, 66196, 69680, 76570, 78926, 80600, 82745, 83080, 87100, 98800, 101840, 103850, 108004, 117800, 122512, 127300, 132392, 135005, 153140, 157852, 161200, 165490, 166160, 174200, 191425, 197315, 207700, 216008, 235600, 254600, 264784, 270010, 306280, 315704, 330980, 348400, 382850, 394630, 413725, 415400, 432016, 509200, 513019, 540020, 612560, 631408, 661960, 675025, 765700, 789260, 827450, 830800, 986575, 1026038, 1080040, 1323920, 1350050, 1531400, 1578520, 1654900, 1973150, 2052076, 2160080, 2565095, 2700100, 3062800, 3157040, 3309800, 3946300, 4104152, 5130190, 5400200, 6619600, 7892600, 8208304, 10260380, 10800400, 12825475, 15785200, 20520760, 25650950, 41041520, 51301900, 102603800, 205207600]

約数ペア:

[(1, 205207600), (2, 102603800), (4, 51301900), (5, 41041520), (8, 25650950), (10, 20520760), (13, 15785200), (16, 12825475), (19, 10800400), (20, 10260380), (25, 8208304), (26, 7892600), (31, 6619600), (38, 5400200), (40, 5130190), (50, 4104152), (52, 3946300), (62, 3309800), (65, 3157040), (67, 3062800), (76, 2700100), (80, 2565095), (95, 2160080), (100, 2052076), (104, 1973150), (124, 1654900), (130, 1578520), (134, 1531400), (152, 1350050), (155, 1323920), (190, 1080040), (200, 1026038), (208, 986575), (247, 830800), (248, 827450), (260, 789260), (268, 765700), (304, 675025), (310, 661960), (325, 631408), (335, 612560), (380, 540020), (400, 513019), (403, 509200), (475, 432016), (494, 415400), (496, 413725), (520, 394630), (536, 382850), (589, 348400), (620, 330980), (650, 315704), (670, 306280), (760, 270010), (775, 264784), (806, 254600), (871, 235600), (950, 216008), (988, 207700), (1040, 197315), (1072, 191425), (1178, 174200), (1235, 166160), (1240, 165490), (1273, 161200), (1300, 157852), (1340, 153140), (1520, 135005), (1550, 132392), (1612, 127300), (1675, 122512), (1742, 117800), (1900, 108004), (1976, 103850), (2015, 101840), (2077, 98800), (2356, 87100), (2470, 83080), (2480, 82745), (2546, 80600), (2600, 78926), (2680, 76570), (2945, 69680), (3100, 66196), (3224, 63650), (3350, 61256), (3484, 58900), (3800, 54002), (3952, 51925), (4030, 50920), (4154, 49400), (4355, 47120), (4712, 43550), (4940, 41540), (5092, 40300), (5200, 39463), (5360, 38285), (5890, 34840), (6175, 33232), (6200, 33098), (6365, 32240), (6448, 31825), (6700, 30628), (6968, 29450), (7600, 27001), (7657, 26800), (8060, 25460), (8308, 24700), (8710, 23560), (9424, 21775), (9880, 20770), (10075, 20368), (10184, 20150), (10385, 19760), (11780, 17420), (12350, 16616), (12400, 16549), (12730, 16120), (13400, 15314), (13936, 14725)]