253467904

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:148

約数の個数: 108

約数和(自身を含む): 563489920

約数和(自身を除く): 310022016

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 41, 62, 64, 76, 82, 124, 128, 152, 164, 248, 256, 304, 328, 496, 589, 608, 656, 779, 992, 1178, 1216, 1271, 1312, 1558, 1681, 1984, 2356, 2432, 2542, 2624, 3116, 3362, 3968, 4712, 4864, 5084, 5248, 6232, 6724, 7936, 9424, 10168, 10496, 12464, 13448, 18848, 20336, 24149, 24928, 26896, 31939, 37696, 40672, 48298, 49856, 52111, 53792, 63878, 75392, 81344, 96596, 99712, 104222, 107584, 127756, 150784, 162688, 193192, 199424, 208444, 215168, 255512, 325376, 386384, 416888, 430336, 511024, 772768, 833776, 990109, 1022048, 1545536, 1667552, 1980218, 2044096, 3091072, 3335104, 3960436, 4088192, 6182144, 6670208, 7920872, 8176384, 13340416, 15841744, 31683488, 63366976, 126733952, 253467904]

約数ペア:

[(1, 253467904), (2, 126733952), (4, 63366976), (8, 31683488), (16, 15841744), (19, 13340416), (31, 8176384), (32, 7920872), (38, 6670208), (41, 6182144), (62, 4088192), (64, 3960436), (76, 3335104), (82, 3091072), (124, 2044096), (128, 1980218), (152, 1667552), (164, 1545536), (248, 1022048), (256, 990109), (304, 833776), (328, 772768), (496, 511024), (589, 430336), (608, 416888), (656, 386384), (779, 325376), (992, 255512), (1178, 215168), (1216, 208444), (1271, 199424), (1312, 193192), (1558, 162688), (1681, 150784), (1984, 127756), (2356, 107584), (2432, 104222), (2542, 99712), (2624, 96596), (3116, 81344), (3362, 75392), (3968, 63878), (4712, 53792), (4864, 52111), (5084, 49856), (5248, 48298), (6232, 40672), (6724, 37696), (7936, 31939), (9424, 26896), (10168, 24928), (10496, 24149), (12464, 20336), (13448, 18848)]