1972509900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{285871}}^1$

素因数の和:285911

約数の個数: 72

約数和(自身を含む): 5955285504

約数和(自身を除く): 3982775604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 230, 276, 300, 345, 460, 575, 690, 1150, 1380, 1725, 2300, 3450, 6900, 285871, 571742, 857613, 1143484, 1429355, 1715226, 2858710, 3430452, 4288065, 5717420, 6575033, 7146775, 8576130, 13150066, 14293550, 17152260, 19725099, 21440325, 26300132, 28587100, 32875165, 39450198, 42880650, 65750330, 78900396, 85761300, 98625495, 131500660, 164375825, 197250990, 328751650, 394501980, 493127475, 657503300, 986254950, 1972509900]

約数ペア:

[(1, 1972509900), (2, 986254950), (3, 657503300), (4, 493127475), (5, 394501980), (6, 328751650), (10, 197250990), (12, 164375825), (15, 131500660), (20, 98625495), (23, 85761300), (25, 78900396), (30, 65750330), (46, 42880650), (50, 39450198), (60, 32875165), (69, 28587100), (75, 26300132), (92, 21440325), (100, 19725099), (115, 17152260), (138, 14293550), (150, 13150066), (230, 8576130), (276, 7146775), (300, 6575033), (345, 5717420), (460, 4288065), (575, 3430452), (690, 2858710), (1150, 1715226), (1380, 1429355), (1725, 1143484), (2300, 857613), (3450, 571742), (6900, 285871)]