1287560960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 288

約数和(自身を含む): 3814594560

約数和(自身を除く): 2527033600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 79, 80, 85, 107, 112, 119, 128, 136, 140, 158, 160, 170, 214, 224, 238, 256, 272, 280, 316, 320, 340, 395, 428, 448, 476, 535, 544, 553, 560, 595, 632, 640, 680, 749, 790, 856, 896, 952, 1070, 1088, 1106, 1120, 1190, 1264, 1280, 1343, 1360, 1498, 1580, 1712, 1792, 1819, 1904, 2140, 2176, 2212, 2240, 2380, 2528, 2686, 2720, 2765, 2996, 3160, 3424, 3638, 3745, 3808, 4280, 4352, 4424, 4480, 4760, 5056, 5372, 5440, 5530, 5992, 6320, 6715, 6848, 7276, 7490, 7616, 8453, 8560, 8848, 8960, 9095, 9401, 9520, 10112, 10744, 10880, 11060, 11984, 12640, 12733, 13430, 13696, 14552, 14980, 15232, 16906, 17120, 17696, 18190, 18802, 19040, 20224, 21488, 21760, 22120, 23968, 25280, 25466, 26860, 27392, 29104, 29960, 30464, 33812, 34240, 35392, 36380, 37604, 38080, 42265, 42976, 44240, 47005, 47936, 50560, 50932, 53720, 58208, 59171, 59920, 63665, 67624, 68480, 70784, 72760, 75208, 76160, 84530, 85952, 88480, 94010, 95872, 101120, 101864, 107440, 116416, 118342, 119840, 127330, 135248, 136960, 141568, 143701, 145520, 150416, 152320, 169060, 171904, 176960, 188020, 191744, 203728, 214880, 232832, 236684, 239680, 254660, 270496, 287402, 291040, 295855, 300832, 338120, 343808, 353920, 376040, 407456, 429760, 465664, 473368, 479360, 509320, 540992, 574804, 582080, 591710, 601664, 676240, 707840, 718505, 752080, 814912, 859520, 946736, 958720, 1005907, 1018640, 1081984, 1149608, 1164160, 1183420, 1203328, 1352480, 1437010, 1504160, 1629824, 1719040, 1893472, 2011814, 2037280, 2163968, 2299216, 2328320, 2366840, 2406656, 2704960, 2874020, 3008320, 3259648, 3786944, 4023628, 4074560, 4598432, 4733680, 5029535, 5409920, 5748040, 6016640, 7573888, 8047256, 8149120, 9196864, 9467360, 10059070, 10819840, 11496080, 12033280, 15147776, 16094512, 16298240, 18393728, 18934720, 20118140, 22992160, 32189024, 36787456, 37869440, 40236280, 45984320, 64378048, 75738880, 80472560, 91968640, 128756096, 160945120, 183937280, 257512192, 321890240, 643780480, 1287560960]

約数ペア:

[(1, 1287560960), (2, 643780480), (4, 321890240), (5, 257512192), (7, 183937280), (8, 160945120), (10, 128756096), (14, 91968640), (16, 80472560), (17, 75738880), (20, 64378048), (28, 45984320), (32, 40236280), (34, 37869440), (35, 36787456), (40, 32189024), (56, 22992160), (64, 20118140), (68, 18934720), (70, 18393728), (79, 16298240), (80, 16094512), (85, 15147776), (107, 12033280), (112, 11496080), (119, 10819840), (128, 10059070), (136, 9467360), (140, 9196864), (158, 8149120), (160, 8047256), (170, 7573888), (214, 6016640), (224, 5748040), (238, 5409920), (256, 5029535), (272, 4733680), (280, 4598432), (316, 4074560), (320, 4023628), (340, 3786944), (395, 3259648), (428, 3008320), (448, 2874020), (476, 2704960), (535, 2406656), (544, 2366840), (553, 2328320), (560, 2299216), (595, 2163968), (632, 2037280), (640, 2011814), (680, 1893472), (749, 1719040), (790, 1629824), (856, 1504160), (896, 1437010), (952, 1352480), (1070, 1203328), (1088, 1183420), (1106, 1164160), (1120, 1149608), (1190, 1081984), (1264, 1018640), (1280, 1005907), (1343, 958720), (1360, 946736), (1498, 859520), (1580, 814912), (1712, 752080), (1792, 718505), (1819, 707840), (1904, 676240), (2140, 601664), (2176, 591710), (2212, 582080), (2240, 574804), (2380, 540992), (2528, 509320), (2686, 479360), (2720, 473368), (2765, 465664), (2996, 429760), (3160, 407456), (3424, 376040), (3638, 353920), (3745, 343808), (3808, 338120), (4280, 300832), (4352, 295855), (4424, 291040), (4480, 287402), (4760, 270496), (5056, 254660), (5372, 239680), (5440, 236684), (5530, 232832), (5992, 214880), (6320, 203728), (6715, 191744), (6848, 188020), (7276, 176960), (7490, 171904), (7616, 169060), (8453, 152320), (8560, 150416), (8848, 145520), (8960, 143701), (9095, 141568), (9401, 136960), (9520, 135248), (10112, 127330), (10744, 119840), (10880, 118342), (11060, 116416), (11984, 107440), (12640, 101864), (12733, 101120), (13430, 95872), (13696, 94010), (14552, 88480), (14980, 85952), (15232, 84530), (16906, 76160), (17120, 75208), (17696, 72760), (18190, 70784), (18802, 68480), (19040, 67624), (20224, 63665), (21488, 59920), (21760, 59171), (22120, 58208), (23968, 53720), (25280, 50932), (25466, 50560), (26860, 47936), (27392, 47005), (29104, 44240), (29960, 42976), (30464, 42265), (33812, 38080), (34240, 37604), (35392, 36380)]