1293313280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 288

約数和(自身を含む): 3814594560

約数和(自身を除く): 2521281280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 71, 76, 80, 95, 107, 112, 128, 133, 140, 142, 152, 160, 190, 214, 224, 256, 266, 280, 284, 304, 320, 355, 380, 428, 448, 497, 532, 535, 560, 568, 608, 640, 665, 710, 749, 760, 856, 896, 994, 1064, 1070, 1120, 1136, 1216, 1280, 1330, 1349, 1420, 1498, 1520, 1712, 1792, 1988, 2033, 2128, 2140, 2240, 2272, 2432, 2485, 2660, 2698, 2840, 2996, 3040, 3424, 3745, 3976, 4066, 4256, 4280, 4480, 4544, 4864, 4970, 5320, 5396, 5680, 5992, 6080, 6745, 6848, 7490, 7597, 7952, 8132, 8512, 8560, 8960, 9088, 9443, 9940, 10165, 10640, 10792, 11360, 11984, 12160, 13490, 13696, 14231, 14980, 15194, 15904, 16264, 17024, 17120, 18176, 18886, 19880, 20330, 21280, 21584, 22720, 23968, 24320, 26980, 27392, 28462, 29960, 30388, 31808, 32528, 34048, 34240, 37772, 37985, 39760, 40660, 42560, 43168, 45440, 47215, 47936, 53179, 53960, 56924, 59920, 60776, 63616, 65056, 68480, 71155, 75544, 75970, 79520, 81320, 85120, 86336, 90880, 94430, 95872, 106358, 107920, 113848, 119840, 121552, 127232, 130112, 136960, 142310, 144343, 151088, 151940, 159040, 162640, 170240, 172672, 188860, 191744, 212716, 215840, 227696, 239680, 243104, 260224, 265895, 284620, 288686, 302176, 303880, 318080, 325280, 345344, 377720, 425432, 431680, 455392, 479360, 486208, 520448, 531790, 569240, 577372, 604352, 607760, 636160, 650560, 721715, 755440, 850864, 863360, 910784, 958720, 972416, 1010401, 1063580, 1138480, 1154744, 1208704, 1215520, 1301120, 1443430, 1510880, 1701728, 1726720, 1821568, 1944832, 2020802, 2127160, 2276960, 2309488, 2417408, 2431040, 2602240, 2886860, 3021760, 3403456, 3643136, 4041604, 4254320, 4553920, 4618976, 4862080, 5052005, 5773720, 6043520, 6806912, 8083208, 8508640, 9107840, 9237952, 9724160, 10104010, 11547440, 12087040, 13613824, 16166416, 17017280, 18215680, 18475904, 20208020, 23094880, 32332832, 34034560, 36951808, 40416040, 46189760, 64665664, 68069120, 80832080, 92379520, 129331328, 161664160, 184759040, 258662656, 323328320, 646656640, 1293313280]

約数ペア:

[(1, 1293313280), (2, 646656640), (4, 323328320), (5, 258662656), (7, 184759040), (8, 161664160), (10, 129331328), (14, 92379520), (16, 80832080), (19, 68069120), (20, 64665664), (28, 46189760), (32, 40416040), (35, 36951808), (38, 34034560), (40, 32332832), (56, 23094880), (64, 20208020), (70, 18475904), (71, 18215680), (76, 17017280), (80, 16166416), (95, 13613824), (107, 12087040), (112, 11547440), (128, 10104010), (133, 9724160), (140, 9237952), (142, 9107840), (152, 8508640), (160, 8083208), (190, 6806912), (214, 6043520), (224, 5773720), (256, 5052005), (266, 4862080), (280, 4618976), (284, 4553920), (304, 4254320), (320, 4041604), (355, 3643136), (380, 3403456), (428, 3021760), (448, 2886860), (497, 2602240), (532, 2431040), (535, 2417408), (560, 2309488), (568, 2276960), (608, 2127160), (640, 2020802), (665, 1944832), (710, 1821568), (749, 1726720), (760, 1701728), (856, 1510880), (896, 1443430), (994, 1301120), (1064, 1215520), (1070, 1208704), (1120, 1154744), (1136, 1138480), (1216, 1063580), (1280, 1010401), (1330, 972416), (1349, 958720), (1420, 910784), (1498, 863360), (1520, 850864), (1712, 755440), (1792, 721715), (1988, 650560), (2033, 636160), (2128, 607760), (2140, 604352), (2240, 577372), (2272, 569240), (2432, 531790), (2485, 520448), (2660, 486208), (2698, 479360), (2840, 455392), (2996, 431680), (3040, 425432), (3424, 377720), (3745, 345344), (3976, 325280), (4066, 318080), (4256, 303880), (4280, 302176), (4480, 288686), (4544, 284620), (4864, 265895), (4970, 260224), (5320, 243104), (5396, 239680), (5680, 227696), (5992, 215840), (6080, 212716), (6745, 191744), (6848, 188860), (7490, 172672), (7597, 170240), (7952, 162640), (8132, 159040), (8512, 151940), (8560, 151088), (8960, 144343), (9088, 142310), (9443, 136960), (9940, 130112), (10165, 127232), (10640, 121552), (10792, 119840), (11360, 113848), (11984, 107920), (12160, 106358), (13490, 95872), (13696, 94430), (14231, 90880), (14980, 86336), (15194, 85120), (15904, 81320), (16264, 79520), (17024, 75970), (17120, 75544), (18176, 71155), (18886, 68480), (19880, 65056), (20330, 63616), (21280, 60776), (21584, 59920), (22720, 56924), (23968, 53960), (24320, 53179), (26980, 47936), (27392, 47215), (28462, 45440), (29960, 43168), (30388, 42560), (31808, 40660), (32528, 39760), (34048, 37985), (34240, 37772)]