865184580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11927}}^1$

素因数の和:11986

約数の個数: 144

約数和(自身を含む): 2917684224

約数和(自身を除く): 2052499644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 11927, 12090, 14508, 18135, 23854, 24180, 35781, 36270, 47708, 59635, 71562, 72540, 107343, 119270, 143124, 155051, 178905, 214686, 238540, 310102, 357810, 369737, 429372, 465153, 536715, 620204, 715620, 739474, 775255, 930306, 1073430, 1109211, 1395459, 1478948, 1550510, 1848685, 1860612, 2146860, 2218422, 2325765, 2790918, 3101020, 3327633, 3697370, 4436844, 4651530, 4806581, 5546055, 5581836, 6655266, 6977295, 7394740, 9303060, 9613162, 11092110, 13310532, 13954590, 14419743, 16638165, 19226324, 22184220, 24032905, 27909180, 28839486, 33276330, 43259229, 48065810, 57678972, 66552660, 72098715, 86518458, 96131620, 144197430, 173036916, 216296145, 288394860, 432592290, 865184580]

約数ペア:

[(1, 865184580), (2, 432592290), (3, 288394860), (4, 216296145), (5, 173036916), (6, 144197430), (9, 96131620), (10, 86518458), (12, 72098715), (13, 66552660), (15, 57678972), (18, 48065810), (20, 43259229), (26, 33276330), (30, 28839486), (31, 27909180), (36, 24032905), (39, 22184220), (45, 19226324), (52, 16638165), (60, 14419743), (62, 13954590), (65, 13310532), (78, 11092110), (90, 9613162), (93, 9303060), (117, 7394740), (124, 6977295), (130, 6655266), (155, 5581836), (156, 5546055), (180, 4806581), (186, 4651530), (195, 4436844), (234, 3697370), (260, 3327633), (279, 3101020), (310, 2790918), (372, 2325765), (390, 2218422), (403, 2146860), (465, 1860612), (468, 1848685), (558, 1550510), (585, 1478948), (620, 1395459), (780, 1109211), (806, 1073430), (930, 930306), (1116, 775255), (1170, 739474), (1209, 715620), (1395, 620204), (1612, 536715), (1860, 465153), (2015, 429372), (2340, 369737), (2418, 357810), (2790, 310102), (3627, 238540), (4030, 214686), (4836, 178905), (5580, 155051), (6045, 143124), (7254, 119270), (8060, 107343), (11927, 72540), (12090, 71562), (14508, 59635), (18135, 47708), (23854, 36270), (24180, 35781)]