89999820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:300

約数の個数: 108

約数和(自身を含む): 284042304

約数和(自身を除く): 194042484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 127, 155, 180, 186, 254, 279, 310, 372, 381, 465, 508, 558, 620, 635, 762, 930, 1116, 1143, 1270, 1395, 1524, 1860, 1905, 2286, 2540, 2790, 3810, 3937, 4572, 5580, 5715, 7620, 7874, 11430, 11811, 15748, 16129, 19685, 22860, 23622, 32258, 35433, 39370, 47244, 48387, 59055, 64516, 70866, 78740, 80645, 96774, 118110, 141732, 145161, 161290, 177165, 193548, 236220, 241935, 290322, 322580, 354330, 483870, 499999, 580644, 708660, 725805, 967740, 999998, 1451610, 1499997, 1999996, 2499995, 2903220, 2999994, 4499991, 4999990, 5999988, 7499985, 8999982, 9999980, 14999970, 17999964, 22499955, 29999940, 44999910, 89999820]

約数ペア:

[(1, 89999820), (2, 44999910), (3, 29999940), (4, 22499955), (5, 17999964), (6, 14999970), (9, 9999980), (10, 8999982), (12, 7499985), (15, 5999988), (18, 4999990), (20, 4499991), (30, 2999994), (31, 2903220), (36, 2499995), (45, 1999996), (60, 1499997), (62, 1451610), (90, 999998), (93, 967740), (124, 725805), (127, 708660), (155, 580644), (180, 499999), (186, 483870), (254, 354330), (279, 322580), (310, 290322), (372, 241935), (381, 236220), (465, 193548), (508, 177165), (558, 161290), (620, 145161), (635, 141732), (762, 118110), (930, 96774), (1116, 80645), (1143, 78740), (1270, 70866), (1395, 64516), (1524, 59055), (1860, 48387), (1905, 47244), (2286, 39370), (2540, 35433), (2790, 32258), (3810, 23622), (3937, 22860), (4572, 19685), (5580, 16129), (5715, 15748), (7620, 11811), (7874, 11430)]