1381214160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{639451}}^1$

素因数の和:639473

約数の個数: 80

約数和(自身を含む): 4757522880

約数和(自身を除く): 3376308720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 639451, 1278902, 1918353, 2557804, 3197255, 3836706, 5115608, 5755059, 6394510, 7673412, 9591765, 10231216, 11510118, 12789020, 15346824, 17265177, 19183530, 23020236, 25578040, 28775295, 30693648, 34530354, 38367060, 46040472, 51156080, 57550590, 69060708, 76734120, 86325885, 92080944, 115101180, 138121416, 153468240, 172651770, 230202360, 276242832, 345303540, 460404720, 690607080, 1381214160]

約数ペア:

[(1, 1381214160), (2, 690607080), (3, 460404720), (4, 345303540), (5, 276242832), (6, 230202360), (8, 172651770), (9, 153468240), (10, 138121416), (12, 115101180), (15, 92080944), (16, 86325885), (18, 76734120), (20, 69060708), (24, 57550590), (27, 51156080), (30, 46040472), (36, 38367060), (40, 34530354), (45, 30693648), (48, 28775295), (54, 25578040), (60, 23020236), (72, 19183530), (80, 17265177), (90, 15346824), (108, 12789020), (120, 11510118), (135, 10231216), (144, 9591765), (180, 7673412), (216, 6394510), (240, 5755059), (270, 5115608), (360, 3836706), (432, 3197255), (540, 2557804), (720, 1918353), (1080, 1278902), (2160, 639451)]