280474200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 288

約数和(自身を含む): 1015560000

約数和(自身を除く): 735085800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 59, 60, 72, 75, 76, 90, 95, 100, 114, 118, 120, 139, 150, 152, 171, 177, 180, 190, 200, 225, 228, 236, 278, 285, 295, 300, 342, 354, 360, 380, 417, 450, 456, 472, 475, 531, 556, 570, 590, 600, 684, 695, 708, 760, 834, 855, 885, 900, 950, 1062, 1112, 1121, 1140, 1180, 1251, 1368, 1390, 1416, 1425, 1475, 1668, 1710, 1770, 1800, 1900, 2085, 2124, 2242, 2280, 2360, 2502, 2641, 2655, 2780, 2850, 2950, 3336, 3363, 3420, 3475, 3540, 3800, 4170, 4248, 4275, 4425, 4484, 5004, 5282, 5310, 5560, 5605, 5700, 5900, 6255, 6726, 6840, 6950, 7080, 7923, 8201, 8340, 8550, 8850, 8968, 10008, 10089, 10425, 10564, 10620, 11210, 11400, 11800, 12510, 13205, 13275, 13452, 13900, 15846, 16402, 16680, 16815, 17100, 17700, 20178, 20850, 21128, 21240, 22420, 23769, 24603, 25020, 26410, 26550, 26904, 27800, 28025, 31275, 31692, 32804, 33630, 34200, 35400, 39615, 40356, 41005, 41700, 44840, 47538, 49206, 50040, 50445, 52820, 53100, 56050, 62550, 63384, 65608, 66025, 67260, 73809, 79230, 80712, 82010, 83400, 84075, 95076, 98412, 100890, 105640, 106200, 112100, 118845, 123015, 125100, 132050, 134520, 147618, 155819, 158460, 164020, 168150, 190152, 196824, 198075, 201780, 205025, 224200, 237690, 246030, 250200, 252225, 264100, 295236, 311638, 316920, 328040, 336300, 369045, 396150, 403560, 410050, 467457, 475380, 492060, 504450, 528200, 590472, 594225, 615075, 623276, 672600, 738090, 779095, 792300, 820100, 934914, 950760, 984120, 1008900, 1188450, 1230150, 1246552, 1402371, 1476180, 1558190, 1584600, 1640200, 1845225, 1869828, 2017800, 2337285, 2376900, 2460300, 2804742, 2952360, 3116380, 3690450, 3739656, 3895475, 4674570, 4753800, 4920600, 5609484, 6232760, 7011855, 7380900, 7790950, 9349140, 11218968, 11686425, 14023710, 14761800, 15581900, 18698280, 23372850, 28047420, 31163800, 35059275, 46745700, 56094840, 70118550, 93491400, 140237100, 280474200]

約数ペア:

[(1, 280474200), (2, 140237100), (3, 93491400), (4, 70118550), (5, 56094840), (6, 46745700), (8, 35059275), (9, 31163800), (10, 28047420), (12, 23372850), (15, 18698280), (18, 15581900), (19, 14761800), (20, 14023710), (24, 11686425), (25, 11218968), (30, 9349140), (36, 7790950), (38, 7380900), (40, 7011855), (45, 6232760), (50, 5609484), (57, 4920600), (59, 4753800), (60, 4674570), (72, 3895475), (75, 3739656), (76, 3690450), (90, 3116380), (95, 2952360), (100, 2804742), (114, 2460300), (118, 2376900), (120, 2337285), (139, 2017800), (150, 1869828), (152, 1845225), (171, 1640200), (177, 1584600), (180, 1558190), (190, 1476180), (200, 1402371), (225, 1246552), (228, 1230150), (236, 1188450), (278, 1008900), (285, 984120), (295, 950760), (300, 934914), (342, 820100), (354, 792300), (360, 779095), (380, 738090), (417, 672600), (450, 623276), (456, 615075), (472, 594225), (475, 590472), (531, 528200), (556, 504450), (570, 492060), (590, 475380), (600, 467457), (684, 410050), (695, 403560), (708, 396150), (760, 369045), (834, 336300), (855, 328040), (885, 316920), (900, 311638), (950, 295236), (1062, 264100), (1112, 252225), (1121, 250200), (1140, 246030), (1180, 237690), (1251, 224200), (1368, 205025), (1390, 201780), (1416, 198075), (1425, 196824), (1475, 190152), (1668, 168150), (1710, 164020), (1770, 158460), (1800, 155819), (1900, 147618), (2085, 134520), (2124, 132050), (2242, 125100), (2280, 123015), (2360, 118845), (2502, 112100), (2641, 106200), (2655, 105640), (2780, 100890), (2850, 98412), (2950, 95076), (3336, 84075), (3363, 83400), (3420, 82010), (3475, 80712), (3540, 79230), (3800, 73809), (4170, 67260), (4248, 66025), (4275, 65608), (4425, 63384), (4484, 62550), (5004, 56050), (5282, 53100), (5310, 52820), (5560, 50445), (5605, 50040), (5700, 49206), (5900, 47538), (6255, 44840), (6726, 41700), (6840, 41005), (6950, 40356), (7080, 39615), (7923, 35400), (8201, 34200), (8340, 33630), (8550, 32804), (8850, 31692), (8968, 31275), (10008, 28025), (10089, 27800), (10425, 26904), (10564, 26550), (10620, 26410), (11210, 25020), (11400, 24603), (11800, 23769), (12510, 22420), (13205, 21240), (13275, 21128), (13452, 20850), (13900, 20178), (15846, 17700), (16402, 17100), (16680, 16815)]