2821390440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{5077}}^1$

素因数の和:5523

約数の個数: 128

約数和(自身を含む): 9257397120

約数和(自身を除く): 6436006680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 421, 440, 660, 842, 1263, 1320, 1684, 2105, 2526, 3368, 4210, 4631, 5052, 5077, 6315, 8420, 9262, 10104, 10154, 12630, 13893, 15231, 16840, 18524, 20308, 23155, 25260, 25385, 27786, 30462, 37048, 40616, 46310, 50520, 50770, 55572, 55847, 60924, 69465, 76155, 92620, 101540, 111144, 111694, 121848, 138930, 152310, 167541, 185240, 203080, 223388, 277860, 279235, 304620, 335082, 446776, 555720, 558470, 609240, 670164, 837705, 1116940, 1340328, 1675410, 2137417, 2233880, 3350820, 4274834, 6412251, 6701640, 8549668, 10687085, 12824502, 17099336, 21374170, 23511587, 25649004, 32061255, 42748340, 47023174, 51298008, 64122510, 70534761, 85496680, 94046348, 117557935, 128245020, 141069522, 188092696, 235115870, 256490040, 282139044, 352673805, 470231740, 564278088, 705347610, 940463480, 1410695220, 2821390440]

約数ペア:

[(1, 2821390440), (2, 1410695220), (3, 940463480), (4, 705347610), (5, 564278088), (6, 470231740), (8, 352673805), (10, 282139044), (11, 256490040), (12, 235115870), (15, 188092696), (20, 141069522), (22, 128245020), (24, 117557935), (30, 94046348), (33, 85496680), (40, 70534761), (44, 64122510), (55, 51298008), (60, 47023174), (66, 42748340), (88, 32061255), (110, 25649004), (120, 23511587), (132, 21374170), (165, 17099336), (220, 12824502), (264, 10687085), (330, 8549668), (421, 6701640), (440, 6412251), (660, 4274834), (842, 3350820), (1263, 2233880), (1320, 2137417), (1684, 1675410), (2105, 1340328), (2526, 1116940), (3368, 837705), (4210, 670164), (4631, 609240), (5052, 558470), (5077, 555720), (6315, 446776), (8420, 335082), (9262, 304620), (10104, 279235), (10154, 277860), (12630, 223388), (13893, 203080), (15231, 185240), (16840, 167541), (18524, 152310), (20308, 138930), (23155, 121848), (25260, 111694), (25385, 111144), (27786, 101540), (30462, 92620), (37048, 76155), (40616, 69465), (46310, 60924), (50520, 55847), (50770, 55572)]