39643380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 139636224

約数和(自身を除く): 99992844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 431, 438, 511, 630, 657, 730, 862, 876, 1022, 1095, 1260, 1293, 1314, 1460, 1533, 1724, 2044, 2155, 2190, 2555, 2586, 2628, 3017, 3066, 3285, 3879, 4310, 4380, 4599, 5110, 5172, 6034, 6132, 6465, 6570, 7665, 7758, 8620, 9051, 9198, 10220, 12068, 12930, 13140, 15085, 15330, 15516, 18102, 18396, 19395, 22995, 25860, 27153, 30170, 30660, 31463, 36204, 38790, 45255, 45990, 54306, 60340, 62926, 77580, 90510, 91980, 94389, 108612, 125852, 135765, 157315, 181020, 188778, 220241, 271530, 283167, 314630, 377556, 440482, 471945, 543060, 566334, 629260, 660723, 880964, 943890, 1101205, 1132668, 1321446, 1415835, 1887780, 1982169, 2202410, 2642892, 2831670, 3303615, 3964338, 4404820, 5663340, 6607230, 7928676, 9910845, 13214460, 19821690, 39643380]

約数ペア:

[(1, 39643380), (2, 19821690), (3, 13214460), (4, 9910845), (5, 7928676), (6, 6607230), (7, 5663340), (9, 4404820), (10, 3964338), (12, 3303615), (14, 2831670), (15, 2642892), (18, 2202410), (20, 1982169), (21, 1887780), (28, 1415835), (30, 1321446), (35, 1132668), (36, 1101205), (42, 943890), (45, 880964), (60, 660723), (63, 629260), (70, 566334), (73, 543060), (84, 471945), (90, 440482), (105, 377556), (126, 314630), (140, 283167), (146, 271530), (180, 220241), (210, 188778), (219, 181020), (252, 157315), (292, 135765), (315, 125852), (365, 108612), (420, 94389), (431, 91980), (438, 90510), (511, 77580), (630, 62926), (657, 60340), (730, 54306), (862, 45990), (876, 45255), (1022, 38790), (1095, 36204), (1260, 31463), (1293, 30660), (1314, 30170), (1460, 27153), (1533, 25860), (1724, 22995), (2044, 19395), (2155, 18396), (2190, 18102), (2555, 15516), (2586, 15330), (2628, 15085), (3017, 13140), (3066, 12930), (3285, 12068), (3879, 10220), (4310, 9198), (4380, 9051), (4599, 8620), (5110, 7758), (5172, 7665), (6034, 6570), (6132, 6465)]