1353432720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181913}}^1$

素因数の和:181960

約数の個数: 80

約数和(自身を含む): 4331008512

約数和(自身を除く): 2977575792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 181913, 363826, 545739, 727652, 909565, 1091478, 1455304, 1819130, 2182956, 2728695, 2910608, 3638260, 4365912, 5457390, 5639303, 7276520, 8731824, 10914780, 11278606, 14553040, 16917909, 21829560, 22557212, 28196515, 33835818, 43659120, 45114424, 56393030, 67671636, 84589545, 90228848, 112786060, 135343272, 169179090, 225572120, 270686544, 338358180, 451144240, 676716360, 1353432720]

約数ペア:

[(1, 1353432720), (2, 676716360), (3, 451144240), (4, 338358180), (5, 270686544), (6, 225572120), (8, 169179090), (10, 135343272), (12, 112786060), (15, 90228848), (16, 84589545), (20, 67671636), (24, 56393030), (30, 45114424), (31, 43659120), (40, 33835818), (48, 28196515), (60, 22557212), (62, 21829560), (80, 16917909), (93, 14553040), (120, 11278606), (124, 10914780), (155, 8731824), (186, 7276520), (240, 5639303), (248, 5457390), (310, 4365912), (372, 3638260), (465, 2910608), (496, 2728695), (620, 2182956), (744, 1819130), (930, 1455304), (1240, 1091478), (1488, 909565), (1860, 727652), (2480, 545739), (3720, 363826), (7440, 181913)]