31079520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 107557632

約数和(自身を除く): 76478112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 113, 120, 144, 160, 180, 191, 226, 240, 288, 339, 360, 382, 452, 480, 565, 573, 678, 720, 764, 904, 955, 1017, 1130, 1146, 1356, 1440, 1528, 1695, 1719, 1808, 1910, 2034, 2260, 2292, 2712, 2865, 3056, 3390, 3438, 3616, 3820, 4068, 4520, 4584, 5085, 5424, 5730, 6112, 6780, 6876, 7640, 8136, 8595, 9040, 9168, 10170, 10848, 11460, 13560, 13752, 15280, 16272, 17190, 18080, 18336, 20340, 21583, 22920, 27120, 27504, 30560, 32544, 34380, 40680, 43166, 45840, 54240, 55008, 64749, 68760, 81360, 86332, 91680, 107915, 129498, 137520, 162720, 172664, 194247, 215830, 258996, 275040, 323745, 345328, 388494, 431660, 517992, 647490, 690656, 776988, 863320, 971235, 1035984, 1294980, 1553976, 1726640, 1942470, 2071968, 2589960, 3107952, 3453280, 3884940, 5179920, 6215904, 7769880, 10359840, 15539760, 31079520]

約数ペア:

[(1, 31079520), (2, 15539760), (3, 10359840), (4, 7769880), (5, 6215904), (6, 5179920), (8, 3884940), (9, 3453280), (10, 3107952), (12, 2589960), (15, 2071968), (16, 1942470), (18, 1726640), (20, 1553976), (24, 1294980), (30, 1035984), (32, 971235), (36, 863320), (40, 776988), (45, 690656), (48, 647490), (60, 517992), (72, 431660), (80, 388494), (90, 345328), (96, 323745), (113, 275040), (120, 258996), (144, 215830), (160, 194247), (180, 172664), (191, 162720), (226, 137520), (240, 129498), (288, 107915), (339, 91680), (360, 86332), (382, 81360), (452, 68760), (480, 64749), (565, 55008), (573, 54240), (678, 45840), (720, 43166), (764, 40680), (904, 34380), (955, 32544), (1017, 30560), (1130, 27504), (1146, 27120), (1356, 22920), (1440, 21583), (1528, 20340), (1695, 18336), (1719, 18080), (1808, 17190), (1910, 16272), (2034, 15280), (2260, 13752), (2292, 13560), (2712, 11460), (2865, 10848), (3056, 10170), (3390, 9168), (3438, 9040), (3616, 8595), (3820, 8136), (4068, 7640), (4520, 6876), (4584, 6780), (5085, 6112), (5424, 5730)]