26388720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:684

約数の個数: 160

約数和(自身を含む): 95827200

約数和(自身を除く): 69438480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 643, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1286, 1368, 1520, 1710, 1929, 2052, 2160, 2280, 2565, 2572, 2736, 3215, 3420, 3858, 4104, 4560, 5130, 5144, 5787, 6430, 6840, 7716, 8208, 9645, 10260, 10288, 11574, 12217, 12860, 13680, 15432, 17361, 19290, 20520, 23148, 24434, 25720, 28935, 30864, 34722, 36651, 38580, 41040, 46296, 48868, 51440, 57870, 61085, 69444, 73302, 77160, 86805, 92592, 97736, 109953, 115740, 122170, 138888, 146604, 154320, 173610, 183255, 195472, 219906, 231480, 244340, 277776, 293208, 329859, 347220, 366510, 439812, 462960, 488680, 549765, 586416, 659718, 694440, 733020, 879624, 977360, 1099530, 1319436, 1388880, 1466040, 1649295, 1759248, 2199060, 2638872, 2932080, 3298590, 4398120, 5277744, 6597180, 8796240, 13194360, 26388720]

約数ペア:

[(1, 26388720), (2, 13194360), (3, 8796240), (4, 6597180), (5, 5277744), (6, 4398120), (8, 3298590), (9, 2932080), (10, 2638872), (12, 2199060), (15, 1759248), (16, 1649295), (18, 1466040), (19, 1388880), (20, 1319436), (24, 1099530), (27, 977360), (30, 879624), (36, 733020), (38, 694440), (40, 659718), (45, 586416), (48, 549765), (54, 488680), (57, 462960), (60, 439812), (72, 366510), (76, 347220), (80, 329859), (90, 293208), (95, 277776), (108, 244340), (114, 231480), (120, 219906), (135, 195472), (144, 183255), (152, 173610), (171, 154320), (180, 146604), (190, 138888), (216, 122170), (228, 115740), (240, 109953), (270, 97736), (285, 92592), (304, 86805), (342, 77160), (360, 73302), (380, 69444), (432, 61085), (456, 57870), (513, 51440), (540, 48868), (570, 46296), (643, 41040), (684, 38580), (720, 36651), (760, 34722), (855, 30864), (912, 28935), (1026, 25720), (1080, 24434), (1140, 23148), (1286, 20520), (1368, 19290), (1520, 17361), (1710, 15432), (1929, 13680), (2052, 12860), (2160, 12217), (2280, 11574), (2565, 10288), (2572, 10260), (2736, 9645), (3215, 8208), (3420, 7716), (3858, 6840), (4104, 6430), (4560, 5787), (5130, 5144)]