255844680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3347}}^1$

素因数の和:3388

約数の個数: 192

約数和(自身を含む): 961813440

約数和(自身を除く): 705968760

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, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2184, 2548, 2730, 2940, 3185, 3347, 3640, 3822, 5096, 5460, 5880, 6370, 6694, 7644, 9555, 10041, 10920, 12740, 13388, 15288, 16735, 19110, 20082, 23429, 25480, 26776, 33470, 38220, 40164, 43511, 46858, 50205, 66940, 70287, 76440, 80328, 87022, 93716, 100410, 117145, 130533, 133880, 140574, 164003, 174044, 187432, 200820, 217555, 234290, 261066, 281148, 304577, 328006, 348088, 351435, 401640, 435110, 468580, 492009, 522132, 562296, 609154, 652665, 656012, 702870, 820015, 870220, 913731, 937160, 984018, 1044264, 1218308, 1305330, 1312024, 1405740, 1522885, 1640030, 1740440, 1827462, 1968036, 2132039, 2436616, 2460045, 2610660, 2811480, 3045770, 3280060, 3654924, 3936072, 4264078, 4568655, 4920090, 5221320, 6091540, 6396117, 6560120, 7309848, 8528156, 9137310, 9840180, 10660195, 12183080, 12792234, 17056312, 18274620, 19680360, 21320390, 25584468, 31980585, 36549240, 42640780, 51168936, 63961170, 85281560, 127922340, 255844680]

約数ペア:

[(1, 255844680), (2, 127922340), (3, 85281560), (4, 63961170), (5, 51168936), (6, 42640780), (7, 36549240), (8, 31980585), (10, 25584468), (12, 21320390), (13, 19680360), (14, 18274620), (15, 17056312), (20, 12792234), (21, 12183080), (24, 10660195), (26, 9840180), (28, 9137310), (30, 8528156), (35, 7309848), (39, 6560120), (40, 6396117), (42, 6091540), (49, 5221320), (52, 4920090), (56, 4568655), (60, 4264078), (65, 3936072), (70, 3654924), (78, 3280060), (84, 3045770), (91, 2811480), (98, 2610660), (104, 2460045), (105, 2436616), (120, 2132039), (130, 1968036), (140, 1827462), (147, 1740440), (156, 1640030), (168, 1522885), (182, 1405740), (195, 1312024), (196, 1305330), (210, 1218308), (245, 1044264), (260, 984018), (273, 937160), (280, 913731), (294, 870220), (312, 820015), (364, 702870), (390, 656012), (392, 652665), (420, 609154), (455, 562296), (490, 522132), (520, 492009), (546, 468580), (588, 435110), (637, 401640), (728, 351435), (735, 348088), (780, 328006), (840, 304577), (910, 281148), (980, 261066), (1092, 234290), (1176, 217555), (1274, 200820), (1365, 187432), (1470, 174044), (1560, 164003), (1820, 140574), (1911, 133880), (1960, 130533), (2184, 117145), (2548, 100410), (2730, 93716), (2940, 87022), (3185, 80328), (3347, 76440), (3640, 70287), (3822, 66940), (5096, 50205), (5460, 46858), (5880, 43511), (6370, 40164), (6694, 38220), (7644, 33470), (9555, 26776), (10041, 25480), (10920, 23429), (12740, 20082), (13388, 19110), (15288, 16735)]