131729520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42221}}^1$

素因数の和:42250

約数の個数: 80

約数和(自身を含む): 439784352

約数和(自身を除く): 308054832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 42221, 84442, 126663, 168884, 211105, 253326, 337768, 422210, 506652, 548873, 633315, 675536, 844420, 1013304, 1097746, 1266630, 1646619, 1688840, 2026608, 2195492, 2533260, 2744365, 3293238, 3377680, 4390984, 5066520, 5488730, 6586476, 8233095, 8781968, 10133040, 10977460, 13172952, 16466190, 21954920, 26345904, 32932380, 43909840, 65864760, 131729520]

約数ペア:

[(1, 131729520), (2, 65864760), (3, 43909840), (4, 32932380), (5, 26345904), (6, 21954920), (8, 16466190), (10, 13172952), (12, 10977460), (13, 10133040), (15, 8781968), (16, 8233095), (20, 6586476), (24, 5488730), (26, 5066520), (30, 4390984), (39, 3377680), (40, 3293238), (48, 2744365), (52, 2533260), (60, 2195492), (65, 2026608), (78, 1688840), (80, 1646619), (104, 1266630), (120, 1097746), (130, 1013304), (156, 844420), (195, 675536), (208, 633315), (240, 548873), (260, 506652), (312, 422210), (390, 337768), (520, 253326), (624, 211105), (780, 168884), (1040, 126663), (1560, 84442), (3120, 42221)]