12720120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:837

約数の個数: 128

約数和(自身を含む): 45964800

約数和(自身を除く): 33244680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 797, 798, 840, 1064, 1140, 1330, 1594, 1596, 1995, 2280, 2391, 2660, 3188, 3192, 3985, 3990, 4782, 5320, 5579, 6376, 7970, 7980, 9564, 11158, 11955, 15143, 15940, 15960, 16737, 19128, 22316, 23910, 27895, 30286, 31880, 33474, 44632, 45429, 47820, 55790, 60572, 66948, 75715, 83685, 90858, 95640, 106001, 111580, 121144, 133896, 151430, 167370, 181716, 212002, 223160, 227145, 302860, 318003, 334740, 363432, 424004, 454290, 530005, 605720, 636006, 669480, 848008, 908580, 1060010, 1272012, 1590015, 1817160, 2120020, 2544024, 3180030, 4240040, 6360060, 12720120]

約数ペア:

[(1, 12720120), (2, 6360060), (3, 4240040), (4, 3180030), (5, 2544024), (6, 2120020), (7, 1817160), (8, 1590015), (10, 1272012), (12, 1060010), (14, 908580), (15, 848008), (19, 669480), (20, 636006), (21, 605720), (24, 530005), (28, 454290), (30, 424004), (35, 363432), (38, 334740), (40, 318003), (42, 302860), (56, 227145), (57, 223160), (60, 212002), (70, 181716), (76, 167370), (84, 151430), (95, 133896), (105, 121144), (114, 111580), (120, 106001), (133, 95640), (140, 90858), (152, 83685), (168, 75715), (190, 66948), (210, 60572), (228, 55790), (266, 47820), (280, 45429), (285, 44632), (380, 33474), (399, 31880), (420, 30286), (456, 27895), (532, 23910), (570, 22316), (665, 19128), (760, 16737), (797, 15960), (798, 15940), (840, 15143), (1064, 11955), (1140, 11158), (1330, 9564), (1594, 7980), (1596, 7970), (1995, 6376), (2280, 5579), (2391, 5320), (2660, 4782), (3188, 3990), (3192, 3985)]