72610920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1997}}^1$

素因数の和:2115

約数の個数: 96

約数和(自身を含む): 238441320

約数和(自身を除く): 165830400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 101, 120, 180, 202, 303, 360, 404, 505, 606, 808, 909, 1010, 1212, 1515, 1818, 1997, 2020, 2424, 3030, 3636, 3994, 4040, 4545, 5991, 6060, 7272, 7988, 9090, 9985, 11982, 12120, 15976, 17973, 18180, 19970, 23964, 29955, 35946, 36360, 39940, 47928, 59910, 71892, 79880, 89865, 119820, 143784, 179730, 201697, 239640, 359460, 403394, 605091, 718920, 806788, 1008485, 1210182, 1613576, 1815273, 2016970, 2420364, 3025455, 3630546, 4033940, 4840728, 6050910, 7261092, 8067880, 9076365, 12101820, 14522184, 18152730, 24203640, 36305460, 72610920]

約数ペア:

[(1, 72610920), (2, 36305460), (3, 24203640), (4, 18152730), (5, 14522184), (6, 12101820), (8, 9076365), (9, 8067880), (10, 7261092), (12, 6050910), (15, 4840728), (18, 4033940), (20, 3630546), (24, 3025455), (30, 2420364), (36, 2016970), (40, 1815273), (45, 1613576), (60, 1210182), (72, 1008485), (90, 806788), (101, 718920), (120, 605091), (180, 403394), (202, 359460), (303, 239640), (360, 201697), (404, 179730), (505, 143784), (606, 119820), (808, 89865), (909, 79880), (1010, 71892), (1212, 59910), (1515, 47928), (1818, 39940), (1997, 36360), (2020, 35946), (2424, 29955), (3030, 23964), (3636, 19970), (3994, 18180), (4040, 17973), (4545, 15976), (5991, 12120), (6060, 11982), (7272, 9985), (7988, 9090)]