264927488

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 659312640

約数和(自身を除く): 394385152

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 64, 76, 112, 124, 128, 133, 152, 217, 224, 248, 251, 256, 266, 304, 434, 448, 496, 502, 532, 589, 608, 868, 896, 992, 1004, 1064, 1178, 1216, 1736, 1757, 1792, 1984, 2008, 2128, 2356, 2432, 3472, 3514, 3968, 4016, 4123, 4256, 4712, 4769, 4864, 6944, 7028, 7781, 7936, 8032, 8246, 8512, 9424, 9538, 13888, 14056, 15562, 16064, 16492, 17024, 18848, 19076, 27776, 28112, 31124, 32128, 32984, 33383, 34048, 37696, 38152, 54467, 55552, 56224, 62248, 64256, 65968, 66766, 75392, 76304, 108934, 112448, 124496, 131936, 133532, 147839, 150784, 152608, 217868, 224896, 248992, 263872, 267064, 295678, 305216, 435736, 449792, 497984, 527744, 534128, 591356, 610432, 871472, 995968, 1034873, 1055488, 1068256, 1182712, 1220864, 1742944, 1991936, 2069746, 2136512, 2365424, 3485888, 4139492, 4273024, 4730848, 6971776, 8278984, 8546048, 9461696, 13943552, 16557968, 18923392, 33115936, 37846784, 66231872, 132463744, 264927488]

約数ペア:

[(1, 264927488), (2, 132463744), (4, 66231872), (7, 37846784), (8, 33115936), (14, 18923392), (16, 16557968), (19, 13943552), (28, 9461696), (31, 8546048), (32, 8278984), (38, 6971776), (56, 4730848), (62, 4273024), (64, 4139492), (76, 3485888), (112, 2365424), (124, 2136512), (128, 2069746), (133, 1991936), (152, 1742944), (217, 1220864), (224, 1182712), (248, 1068256), (251, 1055488), (256, 1034873), (266, 995968), (304, 871472), (434, 610432), (448, 591356), (496, 534128), (502, 527744), (532, 497984), (589, 449792), (608, 435736), (868, 305216), (896, 295678), (992, 267064), (1004, 263872), (1064, 248992), (1178, 224896), (1216, 217868), (1736, 152608), (1757, 150784), (1792, 147839), (1984, 133532), (2008, 131936), (2128, 124496), (2356, 112448), (2432, 108934), (3472, 76304), (3514, 75392), (3968, 66766), (4016, 65968), (4123, 64256), (4256, 62248), (4712, 56224), (4769, 55552), (4864, 54467), (6944, 38152), (7028, 37696), (7781, 34048), (7936, 33383), (8032, 32984), (8246, 32128), (8512, 31124), (9424, 28112), (9538, 27776), (13888, 19076), (14056, 18848), (15562, 17024), (16064, 16492)]