281120896

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:430

約数の個数: 128

約数和(自身を含む): 685440000

約数和(自身を除く): 404319104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 56, 58, 62, 64, 112, 116, 124, 128, 203, 217, 224, 232, 248, 349, 406, 434, 448, 464, 496, 698, 812, 868, 896, 899, 928, 992, 1396, 1624, 1736, 1798, 1856, 1984, 2443, 2792, 3248, 3472, 3596, 3712, 3968, 4886, 5584, 6293, 6496, 6944, 7192, 9772, 10121, 10819, 11168, 12586, 12992, 13888, 14384, 19544, 20242, 21638, 22336, 25172, 25984, 27776, 28768, 39088, 40484, 43276, 44672, 50344, 57536, 70847, 75733, 78176, 80968, 86552, 100688, 115072, 141694, 151466, 156352, 161936, 173104, 201376, 283388, 302932, 312704, 313751, 323872, 346208, 402752, 566776, 605864, 627502, 647744, 692416, 805504, 1133552, 1211728, 1255004, 1295488, 1384832, 2196257, 2267104, 2423456, 2510008, 4392514, 4534208, 4846912, 5020016, 8785028, 9068416, 9693824, 10040032, 17570056, 20080064, 35140112, 40160128, 70280224, 140560448, 281120896]

約数ペア:

[(1, 281120896), (2, 140560448), (4, 70280224), (7, 40160128), (8, 35140112), (14, 20080064), (16, 17570056), (28, 10040032), (29, 9693824), (31, 9068416), (32, 8785028), (56, 5020016), (58, 4846912), (62, 4534208), (64, 4392514), (112, 2510008), (116, 2423456), (124, 2267104), (128, 2196257), (203, 1384832), (217, 1295488), (224, 1255004), (232, 1211728), (248, 1133552), (349, 805504), (406, 692416), (434, 647744), (448, 627502), (464, 605864), (496, 566776), (698, 402752), (812, 346208), (868, 323872), (896, 313751), (899, 312704), (928, 302932), (992, 283388), (1396, 201376), (1624, 173104), (1736, 161936), (1798, 156352), (1856, 151466), (1984, 141694), (2443, 115072), (2792, 100688), (3248, 86552), (3472, 80968), (3596, 78176), (3712, 75733), (3968, 70847), (4886, 57536), (5584, 50344), (6293, 44672), (6496, 43276), (6944, 40484), (7192, 39088), (9772, 28768), (10121, 27776), (10819, 25984), (11168, 25172), (12586, 22336), (12992, 21638), (13888, 20242), (14384, 19544)]