281233080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2389}}^1$

素因数の和:2518

約数の個数: 128

約数和(自身を含む): 946440000

約数和(自身を除く): 665206920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 109, 120, 135, 180, 216, 218, 270, 327, 360, 436, 540, 545, 654, 872, 981, 1080, 1090, 1308, 1635, 1962, 2180, 2389, 2616, 2943, 3270, 3924, 4360, 4778, 4905, 5886, 6540, 7167, 7848, 9556, 9810, 11772, 11945, 13080, 14334, 14715, 19112, 19620, 21501, 23544, 23890, 28668, 29430, 35835, 39240, 43002, 47780, 57336, 58860, 64503, 71670, 86004, 95560, 107505, 117720, 129006, 143340, 172008, 215010, 258012, 260401, 286680, 322515, 430020, 516024, 520802, 645030, 781203, 860040, 1041604, 1290060, 1302005, 1562406, 2083208, 2343609, 2580120, 2604010, 3124812, 3906015, 4687218, 5208020, 6249624, 7030827, 7812030, 9374436, 10416040, 11718045, 14061654, 15624060, 18748872, 23436090, 28123308, 31248120, 35154135, 46872180, 56246616, 70308270, 93744360, 140616540, 281233080]

約数ペア:

[(1, 281233080), (2, 140616540), (3, 93744360), (4, 70308270), (5, 56246616), (6, 46872180), (8, 35154135), (9, 31248120), (10, 28123308), (12, 23436090), (15, 18748872), (18, 15624060), (20, 14061654), (24, 11718045), (27, 10416040), (30, 9374436), (36, 7812030), (40, 7030827), (45, 6249624), (54, 5208020), (60, 4687218), (72, 3906015), (90, 3124812), (108, 2604010), (109, 2580120), (120, 2343609), (135, 2083208), (180, 1562406), (216, 1302005), (218, 1290060), (270, 1041604), (327, 860040), (360, 781203), (436, 645030), (540, 520802), (545, 516024), (654, 430020), (872, 322515), (981, 286680), (1080, 260401), (1090, 258012), (1308, 215010), (1635, 172008), (1962, 143340), (2180, 129006), (2389, 117720), (2616, 107505), (2943, 95560), (3270, 86004), (3924, 71670), (4360, 64503), (4778, 58860), (4905, 57336), (5886, 47780), (6540, 43002), (7167, 39240), (7848, 35835), (9556, 29430), (9810, 28668), (11772, 23890), (11945, 23544), (13080, 21501), (14334, 19620), (14715, 19112)]