31545360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1$

素因数の和:606

約数の個数: 240

約数和(自身を含む): 132312960

約数和(自身を除く): 100767600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 569, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1138, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1707, 1848, 1980, 2276, 2310, 2520, 2640, 2772, 2845, 3080, 3414, 3465, 3696, 3960, 3983, 4552, 4620, 5040, 5121, 5544, 5690, 6160, 6259, 6828, 6930, 7920, 7966, 8535, 9104, 9240, 10242, 11088, 11380, 11949, 12518, 13656, 13860, 15932, 17070, 18480, 18777, 19915, 20484, 22760, 23898, 25036, 25605, 27312, 27720, 31295, 31864, 34140, 35847, 37554, 39830, 40968, 43813, 45520, 47796, 50072, 51210, 55440, 56331, 59745, 62590, 63728, 68280, 71694, 75108, 79660, 81936, 87626, 93885, 95592, 100144, 102420, 112662, 119490, 125180, 131439, 136560, 143388, 150216, 159320, 175252, 179235, 187770, 191184, 204840, 219065, 225324, 238980, 250360, 262878, 281655, 286776, 300432, 318640, 350504, 358470, 375540, 394317, 409680, 438130, 450648, 477960, 500720, 525756, 563310, 573552, 657195, 701008, 716940, 751080, 788634, 876260, 901296, 955920, 1051512, 1126620, 1314390, 1433880, 1502160, 1577268, 1752520, 1971585, 2103024, 2253240, 2628780, 2867760, 3154536, 3505040, 3943170, 4506480, 5257560, 6309072, 7886340, 10515120, 15772680, 31545360]

約数ペア:

[(1, 31545360), (2, 15772680), (3, 10515120), (4, 7886340), (5, 6309072), (6, 5257560), (7, 4506480), (8, 3943170), (9, 3505040), (10, 3154536), (11, 2867760), (12, 2628780), (14, 2253240), (15, 2103024), (16, 1971585), (18, 1752520), (20, 1577268), (21, 1502160), (22, 1433880), (24, 1314390), (28, 1126620), (30, 1051512), (33, 955920), (35, 901296), (36, 876260), (40, 788634), (42, 751080), (44, 716940), (45, 701008), (48, 657195), (55, 573552), (56, 563310), (60, 525756), (63, 500720), (66, 477960), (70, 450648), (72, 438130), (77, 409680), (80, 394317), (84, 375540), (88, 358470), (90, 350504), (99, 318640), (105, 300432), (110, 286776), (112, 281655), (120, 262878), (126, 250360), (132, 238980), (140, 225324), (144, 219065), (154, 204840), (165, 191184), (168, 187770), (176, 179235), (180, 175252), (198, 159320), (210, 150216), (220, 143388), (231, 136560), (240, 131439), (252, 125180), (264, 119490), (280, 112662), (308, 102420), (315, 100144), (330, 95592), (336, 93885), (360, 87626), (385, 81936), (396, 79660), (420, 75108), (440, 71694), (462, 68280), (495, 63728), (504, 62590), (528, 59745), (560, 56331), (569, 55440), (616, 51210), (630, 50072), (660, 47796), (693, 45520), (720, 43813), (770, 40968), (792, 39830), (840, 37554), (880, 35847), (924, 34140), (990, 31864), (1008, 31295), (1138, 27720), (1155, 27312), (1232, 25605), (1260, 25036), (1320, 23898), (1386, 22760), (1540, 20484), (1584, 19915), (1680, 18777), (1707, 18480), (1848, 17070), (1980, 15932), (2276, 13860), (2310, 13656), (2520, 12518), (2640, 11949), (2772, 11380), (2845, 11088), (3080, 10242), (3414, 9240), (3465, 9104), (3696, 8535), (3960, 7966), (3983, 7920), (4552, 6930), (4620, 6828), (5040, 6259), (5121, 6160), (5544, 5690)]