281249856

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:897

約数の個数: 168

約数和(自身を含む): 877011200

約数和(自身を除く): 595761344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 64, 72, 76, 93, 96, 114, 124, 144, 152, 171, 186, 192, 228, 248, 279, 288, 304, 342, 372, 456, 496, 558, 576, 589, 608, 684, 744, 829, 912, 992, 1116, 1178, 1216, 1368, 1488, 1658, 1767, 1824, 1984, 2232, 2356, 2487, 2736, 2976, 3316, 3534, 3648, 4464, 4712, 4974, 5301, 5472, 5952, 6632, 7068, 7461, 8928, 9424, 9948, 10602, 10944, 13264, 14136, 14922, 15751, 17856, 18848, 19896, 21204, 25699, 26528, 28272, 29844, 31502, 37696, 39792, 42408, 47253, 51398, 53056, 56544, 59688, 63004, 77097, 79584, 84816, 94506, 102796, 113088, 119376, 126008, 141759, 154194, 159168, 169632, 189012, 205592, 231291, 238752, 252016, 283518, 308388, 339264, 378024, 411184, 462582, 477504, 488281, 504032, 567036, 616776, 756048, 822368, 925164, 976562, 1008064, 1134072, 1233552, 1464843, 1512096, 1644736, 1850328, 1953124, 2268144, 2467104, 2929686, 3024192, 3700656, 3906248, 4394529, 4536288, 4934208, 5859372, 7401312, 7812496, 8789058, 9072576, 11718744, 14802624, 15624992, 17578116, 23437488, 31249984, 35156232, 46874976, 70312464, 93749952, 140624928, 281249856]

約数ペア:

[(1, 281249856), (2, 140624928), (3, 93749952), (4, 70312464), (6, 46874976), (8, 35156232), (9, 31249984), (12, 23437488), (16, 17578116), (18, 15624992), (19, 14802624), (24, 11718744), (31, 9072576), (32, 8789058), (36, 7812496), (38, 7401312), (48, 5859372), (57, 4934208), (62, 4536288), (64, 4394529), (72, 3906248), (76, 3700656), (93, 3024192), (96, 2929686), (114, 2467104), (124, 2268144), (144, 1953124), (152, 1850328), (171, 1644736), (186, 1512096), (192, 1464843), (228, 1233552), (248, 1134072), (279, 1008064), (288, 976562), (304, 925164), (342, 822368), (372, 756048), (456, 616776), (496, 567036), (558, 504032), (576, 488281), (589, 477504), (608, 462582), (684, 411184), (744, 378024), (829, 339264), (912, 308388), (992, 283518), (1116, 252016), (1178, 238752), (1216, 231291), (1368, 205592), (1488, 189012), (1658, 169632), (1767, 159168), (1824, 154194), (1984, 141759), (2232, 126008), (2356, 119376), (2487, 113088), (2736, 102796), (2976, 94506), (3316, 84816), (3534, 79584), (3648, 77097), (4464, 63004), (4712, 59688), (4974, 56544), (5301, 53056), (5472, 51398), (5952, 47253), (6632, 42408), (7068, 39792), (7461, 37696), (8928, 31502), (9424, 29844), (9948, 28272), (10602, 26528), (10944, 25699), (13264, 21204), (14136, 19896), (14922, 18848), (15751, 17856)]