205656360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:580

約数の個数: 256

約数和(自身を含む): 781401600

約数和(自身を除く): 575745240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 52, 56, 60, 65, 70, 74, 78, 84, 91, 104, 105, 111, 120, 130, 140, 148, 156, 168, 182, 185, 195, 210, 222, 259, 260, 273, 280, 296, 312, 364, 370, 390, 420, 444, 455, 481, 509, 518, 520, 546, 555, 728, 740, 777, 780, 840, 888, 910, 962, 1018, 1036, 1092, 1110, 1295, 1365, 1443, 1480, 1527, 1554, 1560, 1820, 1924, 2036, 2072, 2184, 2220, 2405, 2545, 2590, 2730, 2886, 3054, 3108, 3367, 3563, 3640, 3848, 3885, 4072, 4440, 4810, 5090, 5180, 5460, 5772, 6108, 6216, 6617, 6734, 7126, 7215, 7635, 7770, 9620, 10101, 10180, 10360, 10689, 10920, 11544, 12216, 13234, 13468, 14252, 14430, 15270, 15540, 16835, 17815, 18833, 19240, 19851, 20202, 20360, 21378, 26468, 26936, 28504, 28860, 30540, 31080, 33085, 33670, 35630, 37666, 39702, 40404, 42756, 46319, 50505, 52936, 53445, 56499, 57720, 61080, 66170, 67340, 71260, 75332, 79404, 80808, 85512, 92638, 94165, 99255, 101010, 106890, 112998, 131831, 132340, 134680, 138957, 142520, 150664, 158808, 185276, 188330, 198510, 202020, 213780, 225996, 231595, 244829, 263662, 264680, 277914, 282495, 370552, 376660, 395493, 397020, 404040, 427560, 451992, 463190, 489658, 527324, 555828, 564990, 659155, 694785, 734487, 753320, 790986, 794040, 926380, 979316, 1054648, 1111656, 1129980, 1224145, 1318310, 1389570, 1468974, 1581972, 1713803, 1852760, 1958632, 1977465, 2259960, 2448290, 2636620, 2779140, 2937948, 3163944, 3427606, 3672435, 3954930, 4896580, 5141409, 5273240, 5558280, 5875896, 6855212, 7344870, 7909860, 8569015, 9793160, 10282818, 13710424, 14689740, 15819720, 17138030, 20565636, 25707045, 29379480, 34276060, 41131272, 51414090, 68552120, 102828180, 205656360]

約数ペア:

[(1, 205656360), (2, 102828180), (3, 68552120), (4, 51414090), (5, 41131272), (6, 34276060), (7, 29379480), (8, 25707045), (10, 20565636), (12, 17138030), (13, 15819720), (14, 14689740), (15, 13710424), (20, 10282818), (21, 9793160), (24, 8569015), (26, 7909860), (28, 7344870), (30, 6855212), (35, 5875896), (37, 5558280), (39, 5273240), (40, 5141409), (42, 4896580), (52, 3954930), (56, 3672435), (60, 3427606), (65, 3163944), (70, 2937948), (74, 2779140), (78, 2636620), (84, 2448290), (91, 2259960), (104, 1977465), (105, 1958632), (111, 1852760), (120, 1713803), (130, 1581972), (140, 1468974), (148, 1389570), (156, 1318310), (168, 1224145), (182, 1129980), (185, 1111656), (195, 1054648), (210, 979316), (222, 926380), (259, 794040), (260, 790986), (273, 753320), (280, 734487), (296, 694785), (312, 659155), (364, 564990), (370, 555828), (390, 527324), (420, 489658), (444, 463190), (455, 451992), (481, 427560), (509, 404040), (518, 397020), (520, 395493), (546, 376660), (555, 370552), (728, 282495), (740, 277914), (777, 264680), (780, 263662), (840, 244829), (888, 231595), (910, 225996), (962, 213780), (1018, 202020), (1036, 198510), (1092, 188330), (1110, 185276), (1295, 158808), (1365, 150664), (1443, 142520), (1480, 138957), (1527, 134680), (1554, 132340), (1560, 131831), (1820, 112998), (1924, 106890), (2036, 101010), (2072, 99255), (2184, 94165), (2220, 92638), (2405, 85512), (2545, 80808), (2590, 79404), (2730, 75332), (2886, 71260), (3054, 67340), (3108, 66170), (3367, 61080), (3563, 57720), (3640, 56499), (3848, 53445), (3885, 52936), (4072, 50505), (4440, 46319), (4810, 42756), (5090, 40404), (5180, 39702), (5460, 37666), (5772, 35630), (6108, 33670), (6216, 33085), (6617, 31080), (6734, 30540), (7126, 28860), (7215, 28504), (7635, 26936), (7770, 26468), (9620, 21378), (10101, 20360), (10180, 20202), (10360, 19851), (10689, 19240), (10920, 18833), (11544, 17815), (12216, 16835), (13234, 15540), (13468, 15270), (14252, 14430)]