628237568

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 1519558656

約数和(自身を除く): 891321088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 43, 56, 62, 64, 86, 112, 124, 128, 172, 217, 224, 248, 256, 263, 301, 344, 434, 448, 496, 526, 602, 688, 868, 896, 992, 1052, 1204, 1333, 1376, 1736, 1792, 1841, 1984, 2104, 2408, 2666, 2752, 3472, 3682, 3968, 4208, 4816, 5332, 5504, 6944, 7364, 7936, 8153, 8416, 9331, 9632, 10664, 11008, 11309, 13888, 14728, 16306, 16832, 18662, 19264, 21328, 22618, 27776, 29456, 32612, 33664, 37324, 38528, 42656, 45236, 55552, 57071, 58912, 65224, 67328, 74648, 77056, 79163, 85312, 90472, 114142, 117824, 130448, 149296, 158326, 170624, 180944, 228284, 235648, 260896, 298592, 316652, 341248, 350579, 361888, 456568, 471296, 521792, 597184, 633304, 701158, 723776, 913136, 1043584, 1194368, 1266608, 1402316, 1447552, 1826272, 2087168, 2388736, 2454053, 2533216, 2804632, 2895104, 3652544, 4908106, 5066432, 5609264, 7305088, 9816212, 10132864, 11218528, 14610176, 19632424, 20265728, 22437056, 39264848, 44874112, 78529696, 89748224, 157059392, 314118784, 628237568]

約数ペア:

[(1, 628237568), (2, 314118784), (4, 157059392), (7, 89748224), (8, 78529696), (14, 44874112), (16, 39264848), (28, 22437056), (31, 20265728), (32, 19632424), (43, 14610176), (56, 11218528), (62, 10132864), (64, 9816212), (86, 7305088), (112, 5609264), (124, 5066432), (128, 4908106), (172, 3652544), (217, 2895104), (224, 2804632), (248, 2533216), (256, 2454053), (263, 2388736), (301, 2087168), (344, 1826272), (434, 1447552), (448, 1402316), (496, 1266608), (526, 1194368), (602, 1043584), (688, 913136), (868, 723776), (896, 701158), (992, 633304), (1052, 597184), (1204, 521792), (1333, 471296), (1376, 456568), (1736, 361888), (1792, 350579), (1841, 341248), (1984, 316652), (2104, 298592), (2408, 260896), (2666, 235648), (2752, 228284), (3472, 180944), (3682, 170624), (3968, 158326), (4208, 149296), (4816, 130448), (5332, 117824), (5504, 114142), (6944, 90472), (7364, 85312), (7936, 79163), (8153, 77056), (8416, 74648), (9331, 67328), (9632, 65224), (10664, 58912), (11008, 57071), (11309, 55552), (13888, 45236), (14728, 42656), (16306, 38528), (16832, 37324), (18662, 33664), (19264, 32612), (21328, 29456), (22618, 27776)]