308707920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13831}}^1$

素因数の和:13881

約数の個数: 120

約数和(自身を含む): 1070264832

約数和(自身を除く): 761556912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 13831, 22320, 27662, 41493, 55324, 69155, 82986, 110648, 124479, 138310, 165972, 207465, 221296, 248958, 276620, 331944, 414930, 428761, 497916, 553240, 622395, 663888, 829860, 857522, 995832, 1106480, 1244790, 1286283, 1659720, 1715044, 1991664, 2143805, 2489580, 2572566, 3319440, 3430088, 3858849, 4287610, 4979160, 5145132, 6431415, 6860176, 7717698, 8575220, 9958320, 10290264, 12862830, 15435396, 17150440, 19294245, 20580528, 25725660, 30870792, 34300880, 38588490, 51451320, 61741584, 77176980, 102902640, 154353960, 308707920]

約数ペア:

[(1, 308707920), (2, 154353960), (3, 102902640), (4, 77176980), (5, 61741584), (6, 51451320), (8, 38588490), (9, 34300880), (10, 30870792), (12, 25725660), (15, 20580528), (16, 19294245), (18, 17150440), (20, 15435396), (24, 12862830), (30, 10290264), (31, 9958320), (36, 8575220), (40, 7717698), (45, 6860176), (48, 6431415), (60, 5145132), (62, 4979160), (72, 4287610), (80, 3858849), (90, 3430088), (93, 3319440), (120, 2572566), (124, 2489580), (144, 2143805), (155, 1991664), (180, 1715044), (186, 1659720), (240, 1286283), (248, 1244790), (279, 1106480), (310, 995832), (360, 857522), (372, 829860), (465, 663888), (496, 622395), (558, 553240), (620, 497916), (720, 428761), (744, 414930), (930, 331944), (1116, 276620), (1240, 248958), (1395, 221296), (1488, 207465), (1860, 165972), (2232, 138310), (2480, 124479), (2790, 110648), (3720, 82986), (4464, 69155), (5580, 55324), (7440, 41493), (11160, 27662), (13831, 22320)]