2012809140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{41263}}^1$

素因数の和:41549

約数の個数: 72

約数和(自身を含む): 6128199168

約数和(自身を除く): 4115390028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 2439, 2710, 3252, 4065, 4878, 5420, 8130, 9756, 12195, 16260, 24390, 41263, 48780, 82526, 123789, 165052, 206315, 247578, 371367, 412630, 495156, 618945, 742734, 825260, 1237890, 1485468, 1856835, 2475780, 3713670, 7427340, 11182273, 22364546, 33546819, 44729092, 55911365, 67093638, 100640457, 111822730, 134187276, 167734095, 201280914, 223645460, 335468190, 402561828, 503202285, 670936380, 1006404570, 2012809140]

約数ペア:

[(1, 2012809140), (2, 1006404570), (3, 670936380), (4, 503202285), (5, 402561828), (6, 335468190), (9, 223645460), (10, 201280914), (12, 167734095), (15, 134187276), (18, 111822730), (20, 100640457), (30, 67093638), (36, 55911365), (45, 44729092), (60, 33546819), (90, 22364546), (180, 11182273), (271, 7427340), (542, 3713670), (813, 2475780), (1084, 1856835), (1355, 1485468), (1626, 1237890), (2439, 825260), (2710, 742734), (3252, 618945), (4065, 495156), (4878, 412630), (5420, 371367), (8130, 247578), (9756, 206315), (12195, 165052), (16260, 123789), (24390, 82526), (41263, 48780)]