137487680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:448

約数の個数: 112

約数和(自身を含む): 361005120

約数和(自身を除く): 223517440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 139, 160, 176, 220, 278, 281, 320, 352, 440, 556, 562, 695, 704, 880, 1112, 1124, 1390, 1405, 1529, 1760, 2224, 2248, 2780, 2810, 3058, 3091, 3520, 4448, 4496, 5560, 5620, 6116, 6182, 7645, 8896, 8992, 11120, 11240, 12232, 12364, 15290, 15455, 17984, 22240, 22480, 24464, 24728, 30580, 30910, 39059, 44480, 44960, 48928, 49456, 61160, 61820, 78118, 89920, 97856, 98912, 122320, 123640, 156236, 195295, 197824, 244640, 247280, 312472, 390590, 429649, 489280, 494560, 624944, 781180, 859298, 989120, 1249888, 1562360, 1718596, 2148245, 2499776, 3124720, 3437192, 4296490, 6249440, 6874384, 8592980, 12498880, 13748768, 17185960, 27497536, 34371920, 68743840, 137487680]

約数ペア:

[(1, 137487680), (2, 68743840), (4, 34371920), (5, 27497536), (8, 17185960), (10, 13748768), (11, 12498880), (16, 8592980), (20, 6874384), (22, 6249440), (32, 4296490), (40, 3437192), (44, 3124720), (55, 2499776), (64, 2148245), (80, 1718596), (88, 1562360), (110, 1249888), (139, 989120), (160, 859298), (176, 781180), (220, 624944), (278, 494560), (281, 489280), (320, 429649), (352, 390590), (440, 312472), (556, 247280), (562, 244640), (695, 197824), (704, 195295), (880, 156236), (1112, 123640), (1124, 122320), (1390, 98912), (1405, 97856), (1529, 89920), (1760, 78118), (2224, 61820), (2248, 61160), (2780, 49456), (2810, 48928), (3058, 44960), (3091, 44480), (3520, 39059), (4448, 30910), (4496, 30580), (5560, 24728), (5620, 24464), (6116, 22480), (6182, 22240), (7645, 17984), (8896, 15455), (8992, 15290), (11120, 12364), (11240, 12232)]