90771968

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 160

約数和(自身を含む): 230461440

約数和(自身を除く): 139689472

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 43, 56, 62, 64, 76, 86, 112, 124, 128, 133, 152, 172, 217, 224, 248, 256, 266, 301, 304, 344, 434, 448, 496, 512, 532, 589, 602, 608, 688, 817, 868, 896, 992, 1064, 1178, 1204, 1216, 1333, 1376, 1634, 1736, 1792, 1984, 2128, 2356, 2408, 2432, 2666, 2752, 3268, 3472, 3584, 3968, 4123, 4256, 4712, 4816, 4864, 5332, 5504, 5719, 6536, 6944, 7936, 8246, 8512, 9331, 9424, 9632, 9728, 10664, 11008, 11438, 13072, 13888, 15872, 16492, 17024, 18662, 18848, 19264, 21328, 22016, 22876, 25327, 26144, 27776, 32984, 34048, 37324, 37696, 38528, 42656, 45752, 50654, 52288, 55552, 65968, 68096, 74648, 75392, 77056, 85312, 91504, 101308, 104576, 111104, 131936, 149296, 150784, 154112, 170624, 177289, 183008, 202616, 209152, 263872, 298592, 301568, 341248, 354578, 366016, 405232, 418304, 527744, 597184, 682496, 709156, 732032, 810464, 1055488, 1194368, 1418312, 1464064, 1620928, 2110976, 2388736, 2836624, 2928128, 3241856, 4777472, 5673248, 6483712, 11346496, 12967424, 22692992, 45385984, 90771968]

約数ペア:

[(1, 90771968), (2, 45385984), (4, 22692992), (7, 12967424), (8, 11346496), (14, 6483712), (16, 5673248), (19, 4777472), (28, 3241856), (31, 2928128), (32, 2836624), (38, 2388736), (43, 2110976), (56, 1620928), (62, 1464064), (64, 1418312), (76, 1194368), (86, 1055488), (112, 810464), (124, 732032), (128, 709156), (133, 682496), (152, 597184), (172, 527744), (217, 418304), (224, 405232), (248, 366016), (256, 354578), (266, 341248), (301, 301568), (304, 298592), (344, 263872), (434, 209152), (448, 202616), (496, 183008), (512, 177289), (532, 170624), (589, 154112), (602, 150784), (608, 149296), (688, 131936), (817, 111104), (868, 104576), (896, 101308), (992, 91504), (1064, 85312), (1178, 77056), (1204, 75392), (1216, 74648), (1333, 68096), (1376, 65968), (1634, 55552), (1736, 52288), (1792, 50654), (1984, 45752), (2128, 42656), (2356, 38528), (2408, 37696), (2432, 37324), (2666, 34048), (2752, 32984), (3268, 27776), (3472, 26144), (3584, 25327), (3968, 22876), (4123, 22016), (4256, 21328), (4712, 19264), (4816, 18848), (4864, 18662), (5332, 17024), (5504, 16492), (5719, 15872), (6536, 13888), (6944, 13072), (7936, 11438), (8246, 11008), (8512, 10664), (9331, 9728), (9424, 9632)]