138601620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 442391040

約数和(自身を除く): 303789420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 59, 60, 62, 90, 93, 118, 124, 155, 177, 180, 186, 236, 279, 295, 310, 354, 372, 421, 465, 531, 558, 590, 620, 708, 842, 885, 930, 1062, 1116, 1180, 1263, 1395, 1684, 1770, 1829, 1860, 2105, 2124, 2526, 2655, 2790, 3540, 3658, 3789, 4210, 5052, 5310, 5487, 5580, 6315, 7316, 7578, 8420, 9145, 10620, 10974, 12630, 13051, 15156, 16461, 18290, 18945, 21948, 24839, 25260, 26102, 27435, 32922, 36580, 37890, 39153, 49678, 52204, 54870, 65255, 65844, 74517, 75780, 78306, 82305, 99356, 109740, 117459, 124195, 130510, 149034, 156612, 164610, 195765, 223551, 234918, 248390, 261020, 298068, 329220, 372585, 391530, 447102, 469836, 496780, 587295, 745170, 770009, 783060, 894204, 1117755, 1174590, 1490340, 1540018, 2235510, 2310027, 2349180, 3080036, 3850045, 4471020, 4620054, 6930081, 7700090, 9240108, 11550135, 13860162, 15400180, 23100270, 27720324, 34650405, 46200540, 69300810, 138601620]

約数ペア:

[(1, 138601620), (2, 69300810), (3, 46200540), (4, 34650405), (5, 27720324), (6, 23100270), (9, 15400180), (10, 13860162), (12, 11550135), (15, 9240108), (18, 7700090), (20, 6930081), (30, 4620054), (31, 4471020), (36, 3850045), (45, 3080036), (59, 2349180), (60, 2310027), (62, 2235510), (90, 1540018), (93, 1490340), (118, 1174590), (124, 1117755), (155, 894204), (177, 783060), (180, 770009), (186, 745170), (236, 587295), (279, 496780), (295, 469836), (310, 447102), (354, 391530), (372, 372585), (421, 329220), (465, 298068), (531, 261020), (558, 248390), (590, 234918), (620, 223551), (708, 195765), (842, 164610), (885, 156612), (930, 149034), (1062, 130510), (1116, 124195), (1180, 117459), (1263, 109740), (1395, 99356), (1684, 82305), (1770, 78306), (1829, 75780), (1860, 74517), (2105, 65844), (2124, 65255), (2526, 54870), (2655, 52204), (2790, 49678), (3540, 39153), (3658, 37890), (3789, 36580), (4210, 32922), (5052, 27435), (5310, 26102), (5487, 25260), (5580, 24839), (6315, 21948), (7316, 18945), (7578, 18290), (8420, 16461), (9145, 15156), (10620, 13051), (10974, 12630)]