55516480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:456

約数の個数: 112

約数和(自身を含む): 145572480

約数和(自身を除く): 90056000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 152, 160, 184, 190, 230, 304, 320, 368, 380, 397, 437, 460, 608, 736, 760, 794, 874, 920, 1216, 1472, 1520, 1588, 1748, 1840, 1985, 2185, 3040, 3176, 3496, 3680, 3970, 4370, 6080, 6352, 6992, 7360, 7543, 7940, 8740, 9131, 12704, 13984, 15086, 15880, 17480, 18262, 25408, 27968, 30172, 31760, 34960, 36524, 37715, 45655, 60344, 63520, 69920, 73048, 75430, 91310, 120688, 127040, 139840, 146096, 150860, 173489, 182620, 241376, 292192, 301720, 346978, 365240, 482752, 584384, 603440, 693956, 730480, 867445, 1206880, 1387912, 1460960, 1734890, 2413760, 2775824, 2921920, 3469780, 5551648, 6939560, 11103296, 13879120, 27758240, 55516480]

約数ペア:

[(1, 55516480), (2, 27758240), (4, 13879120), (5, 11103296), (8, 6939560), (10, 5551648), (16, 3469780), (19, 2921920), (20, 2775824), (23, 2413760), (32, 1734890), (38, 1460960), (40, 1387912), (46, 1206880), (64, 867445), (76, 730480), (80, 693956), (92, 603440), (95, 584384), (115, 482752), (152, 365240), (160, 346978), (184, 301720), (190, 292192), (230, 241376), (304, 182620), (320, 173489), (368, 150860), (380, 146096), (397, 139840), (437, 127040), (460, 120688), (608, 91310), (736, 75430), (760, 73048), (794, 69920), (874, 63520), (920, 60344), (1216, 45655), (1472, 37715), (1520, 36524), (1588, 34960), (1748, 31760), (1840, 30172), (1985, 27968), (2185, 25408), (3040, 18262), (3176, 17480), (3496, 15880), (3680, 15086), (3970, 13984), (4370, 12704), (6080, 9131), (6352, 8740), (6992, 7940), (7360, 7543)]