17639820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 59754240

約数和(自身を除く): 42114420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 59, 60, 66, 90, 99, 110, 118, 132, 151, 165, 177, 180, 198, 220, 236, 295, 302, 330, 354, 396, 453, 495, 531, 590, 604, 649, 660, 708, 755, 885, 906, 990, 1062, 1180, 1298, 1359, 1510, 1661, 1770, 1812, 1947, 1980, 2124, 2265, 2596, 2655, 2718, 3020, 3245, 3322, 3540, 3894, 4530, 4983, 5310, 5436, 5841, 6490, 6644, 6795, 7788, 8305, 8909, 9060, 9735, 9966, 10620, 11682, 12980, 13590, 14949, 16610, 17818, 19470, 19932, 23364, 24915, 26727, 27180, 29205, 29898, 33220, 35636, 38940, 44545, 49830, 53454, 58410, 59796, 74745, 80181, 89090, 97999, 99660, 106908, 116820, 133635, 149490, 160362, 178180, 195998, 267270, 293997, 298980, 320724, 391996, 400905, 489995, 534540, 587994, 801810, 881991, 979990, 1175988, 1469985, 1603620, 1763982, 1959980, 2939970, 3527964, 4409955, 5879940, 8819910, 17639820]

約数ペア:

[(1, 17639820), (2, 8819910), (3, 5879940), (4, 4409955), (5, 3527964), (6, 2939970), (9, 1959980), (10, 1763982), (11, 1603620), (12, 1469985), (15, 1175988), (18, 979990), (20, 881991), (22, 801810), (30, 587994), (33, 534540), (36, 489995), (44, 400905), (45, 391996), (55, 320724), (59, 298980), (60, 293997), (66, 267270), (90, 195998), (99, 178180), (110, 160362), (118, 149490), (132, 133635), (151, 116820), (165, 106908), (177, 99660), (180, 97999), (198, 89090), (220, 80181), (236, 74745), (295, 59796), (302, 58410), (330, 53454), (354, 49830), (396, 44545), (453, 38940), (495, 35636), (531, 33220), (590, 29898), (604, 29205), (649, 27180), (660, 26727), (708, 24915), (755, 23364), (885, 19932), (906, 19470), (990, 17818), (1062, 16610), (1180, 14949), (1298, 13590), (1359, 12980), (1510, 11682), (1661, 10620), (1770, 9966), (1812, 9735), (1947, 9060), (1980, 8909), (2124, 8305), (2265, 7788), (2596, 6795), (2655, 6644), (2718, 6490), (3020, 5841), (3245, 5436), (3322, 5310), (3540, 4983), (3894, 4530)]