151978700

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 339144960

約数和(自身を除く): 187166260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 109, 146, 191, 218, 292, 365, 382, 436, 545, 730, 764, 955, 1090, 1460, 1825, 1910, 2180, 2725, 3650, 3820, 4775, 5450, 7300, 7957, 9550, 10900, 13943, 15914, 19100, 20819, 27886, 31828, 39785, 41638, 55772, 69715, 79570, 83276, 104095, 139430, 159140, 198925, 208190, 278860, 348575, 397850, 416380, 520475, 697150, 795700, 1040950, 1394300, 1519787, 2081900, 3039574, 6079148, 7598935, 15197870, 30395740, 37994675, 75989350, 151978700]

約数ペア:

[(1, 151978700), (2, 75989350), (4, 37994675), (5, 30395740), (10, 15197870), (20, 7598935), (25, 6079148), (50, 3039574), (73, 2081900), (100, 1519787), (109, 1394300), (146, 1040950), (191, 795700), (218, 697150), (292, 520475), (365, 416380), (382, 397850), (436, 348575), (545, 278860), (730, 208190), (764, 198925), (955, 159140), (1090, 139430), (1460, 104095), (1825, 83276), (1910, 79570), (2180, 69715), (2725, 55772), (3650, 41638), (3820, 39785), (4775, 31828), (5450, 27886), (7300, 20819), (7957, 19100), (9550, 15914), (10900, 13943)]