671568128

素因数分解:

$2^8\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 216

約数和(自身を含む): 1767193344

約数和(自身を除く): 1095625216

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 64, 77, 88, 98, 112, 124, 128, 154, 157, 176, 196, 217, 224, 248, 256, 308, 314, 341, 352, 392, 434, 448, 496, 539, 616, 628, 682, 704, 784, 868, 896, 992, 1078, 1099, 1232, 1256, 1364, 1408, 1519, 1568, 1727, 1736, 1792, 1984, 2156, 2198, 2387, 2464, 2512, 2728, 2816, 3038, 3136, 3454, 3472, 3968, 4312, 4396, 4774, 4867, 4928, 5024, 5456, 6076, 6272, 6908, 6944, 7693, 7936, 8624, 8792, 9548, 9734, 9856, 10048, 10912, 12089, 12152, 12544, 13816, 13888, 15386, 16709, 17248, 17584, 19096, 19468, 19712, 20096, 21824, 24178, 24304, 27632, 27776, 30772, 33418, 34069, 34496, 35168, 38192, 38936, 40192, 43648, 48356, 48608, 53537, 55264, 55552, 61544, 66836, 68138, 68992, 70336, 76384, 77872, 84623, 87296, 96712, 97216, 107074, 110528, 123088, 133672, 136276, 137984, 140672, 152768, 155744, 169246, 193424, 194432, 214148, 221056, 238483, 246176, 267344, 272552, 281344, 305536, 311488, 338492, 374759, 386848, 388864, 428296, 442112, 476966, 492352, 534688, 545104, 611072, 622976, 676984, 749518, 773696, 856592, 953932, 984704, 1069376, 1090208, 1245952, 1353968, 1499036, 1547392, 1713184, 1907864, 1969408, 2138752, 2180416, 2623313, 2707936, 2998072, 3094784, 3426368, 3815728, 4277504, 4360832, 5246626, 5415872, 5996144, 6852736, 7631456, 8721664, 10493252, 10831744, 11992288, 13705472, 15262912, 20986504, 21663488, 23984576, 30525824, 41973008, 47969152, 61051648, 83946016, 95938304, 167892032, 335784064, 671568128]

約数ペア:

[(1, 671568128), (2, 335784064), (4, 167892032), (7, 95938304), (8, 83946016), (11, 61051648), (14, 47969152), (16, 41973008), (22, 30525824), (28, 23984576), (31, 21663488), (32, 20986504), (44, 15262912), (49, 13705472), (56, 11992288), (62, 10831744), (64, 10493252), (77, 8721664), (88, 7631456), (98, 6852736), (112, 5996144), (124, 5415872), (128, 5246626), (154, 4360832), (157, 4277504), (176, 3815728), (196, 3426368), (217, 3094784), (224, 2998072), (248, 2707936), (256, 2623313), (308, 2180416), (314, 2138752), (341, 1969408), (352, 1907864), (392, 1713184), (434, 1547392), (448, 1499036), (496, 1353968), (539, 1245952), (616, 1090208), (628, 1069376), (682, 984704), (704, 953932), (784, 856592), (868, 773696), (896, 749518), (992, 676984), (1078, 622976), (1099, 611072), (1232, 545104), (1256, 534688), (1364, 492352), (1408, 476966), (1519, 442112), (1568, 428296), (1727, 388864), (1736, 386848), (1792, 374759), (1984, 338492), (2156, 311488), (2198, 305536), (2387, 281344), (2464, 272552), (2512, 267344), (2728, 246176), (2816, 238483), (3038, 221056), (3136, 214148), (3454, 194432), (3472, 193424), (3968, 169246), (4312, 155744), (4396, 152768), (4774, 140672), (4867, 137984), (4928, 136276), (5024, 133672), (5456, 123088), (6076, 110528), (6272, 107074), (6908, 97216), (6944, 96712), (7693, 87296), (7936, 84623), (8624, 77872), (8792, 76384), (9548, 70336), (9734, 68992), (9856, 68138), (10048, 66836), (10912, 61544), (12089, 55552), (12152, 55264), (12544, 53537), (13816, 48608), (13888, 48356), (15386, 43648), (16709, 40192), (17248, 38936), (17584, 38192), (19096, 35168), (19468, 34496), (19712, 34069), (20096, 33418), (21824, 30772), (24178, 27776), (24304, 27632)]