205809240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:482

約数の個数: 256

約数和(自身を含む): 778014720

約数和(自身を除く): 572205480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 52, 56, 60, 65, 70, 78, 84, 91, 94, 104, 105, 120, 130, 140, 141, 156, 168, 182, 188, 195, 210, 235, 260, 273, 280, 282, 312, 329, 364, 376, 390, 401, 420, 455, 470, 520, 546, 564, 611, 658, 705, 728, 780, 802, 840, 910, 940, 987, 1092, 1128, 1203, 1222, 1316, 1365, 1410, 1560, 1604, 1645, 1820, 1833, 1880, 1974, 2005, 2184, 2406, 2444, 2632, 2730, 2807, 2820, 3055, 3208, 3290, 3640, 3666, 3948, 4010, 4277, 4812, 4888, 4935, 5213, 5460, 5614, 5640, 6015, 6110, 6580, 7332, 7896, 8020, 8421, 8554, 9165, 9624, 9870, 10426, 10920, 11228, 12030, 12220, 12831, 13160, 14035, 14664, 15639, 16040, 16842, 17108, 18330, 18847, 19740, 20852, 21385, 22456, 24060, 24440, 25662, 26065, 28070, 31278, 33684, 34216, 36491, 36660, 37694, 39480, 41704, 42105, 42770, 48120, 51324, 52130, 56140, 56541, 62556, 64155, 67368, 72982, 73320, 75388, 78195, 84210, 85540, 94235, 102648, 104260, 109473, 112280, 113082, 125112, 128310, 131929, 145964, 150776, 156390, 168420, 171080, 182455, 188470, 208520, 218946, 226164, 245011, 256620, 263858, 282705, 291928, 312780, 336840, 364910, 376940, 395787, 437892, 452328, 490022, 513240, 527716, 547365, 565410, 625560, 659645, 729820, 735033, 753880, 791574, 875784, 980044, 1055432, 1094730, 1130820, 1225055, 1319290, 1459640, 1470066, 1583148, 1715077, 1960088, 1978935, 2189460, 2261640, 2450110, 2638580, 2940132, 3166296, 3430154, 3675165, 3957870, 4378920, 4900220, 5145231, 5277160, 5880264, 6860308, 7350330, 7915740, 8575385, 9800440, 10290462, 13720616, 14700660, 15831480, 17150770, 20580924, 25726155, 29401320, 34301540, 41161848, 51452310, 68603080, 102904620, 205809240]

約数ペア:

[(1, 205809240), (2, 102904620), (3, 68603080), (4, 51452310), (5, 41161848), (6, 34301540), (7, 29401320), (8, 25726155), (10, 20580924), (12, 17150770), (13, 15831480), (14, 14700660), (15, 13720616), (20, 10290462), (21, 9800440), (24, 8575385), (26, 7915740), (28, 7350330), (30, 6860308), (35, 5880264), (39, 5277160), (40, 5145231), (42, 4900220), (47, 4378920), (52, 3957870), (56, 3675165), (60, 3430154), (65, 3166296), (70, 2940132), (78, 2638580), (84, 2450110), (91, 2261640), (94, 2189460), (104, 1978935), (105, 1960088), (120, 1715077), (130, 1583148), (140, 1470066), (141, 1459640), (156, 1319290), (168, 1225055), (182, 1130820), (188, 1094730), (195, 1055432), (210, 980044), (235, 875784), (260, 791574), (273, 753880), (280, 735033), (282, 729820), (312, 659645), (329, 625560), (364, 565410), (376, 547365), (390, 527716), (401, 513240), (420, 490022), (455, 452328), (470, 437892), (520, 395787), (546, 376940), (564, 364910), (611, 336840), (658, 312780), (705, 291928), (728, 282705), (780, 263858), (802, 256620), (840, 245011), (910, 226164), (940, 218946), (987, 208520), (1092, 188470), (1128, 182455), (1203, 171080), (1222, 168420), (1316, 156390), (1365, 150776), (1410, 145964), (1560, 131929), (1604, 128310), (1645, 125112), (1820, 113082), (1833, 112280), (1880, 109473), (1974, 104260), (2005, 102648), (2184, 94235), (2406, 85540), (2444, 84210), (2632, 78195), (2730, 75388), (2807, 73320), (2820, 72982), (3055, 67368), (3208, 64155), (3290, 62556), (3640, 56541), (3666, 56140), (3948, 52130), (4010, 51324), (4277, 48120), (4812, 42770), (4888, 42105), (4935, 41704), (5213, 39480), (5460, 37694), (5614, 36660), (5640, 36491), (6015, 34216), (6110, 33684), (6580, 31278), (7332, 28070), (7896, 26065), (8020, 25662), (8421, 24440), (8554, 24060), (9165, 22456), (9624, 21385), (9870, 20852), (10426, 19740), (10920, 18847), (11228, 18330), (12030, 17108), (12220, 16842), (12831, 16040), (13160, 15639), (14035, 14664)]