1223356720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{29017}}^1$

素因数の和:29078

約数の個数: 80

約数和(自身を含む): 3108872448

約数和(自身を除く): 1885515728

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8432, 10540, 21080, 29017, 42160, 58034, 116068, 145085, 232136, 290170, 464272, 493289, 580340, 899527, 986578, 1160680, 1799054, 1973156, 2321360, 2466445, 3598108, 3946312, 4497635, 4932890, 7196216, 7892624, 8995270, 9865780, 14392432, 15291959, 17990540, 19731560, 30583918, 35981080, 39463120, 61167836, 71962160, 76459795, 122335672, 152919590, 244671344, 305839180, 611678360, 1223356720]

約数ペア:

[(1, 1223356720), (2, 611678360), (4, 305839180), (5, 244671344), (8, 152919590), (10, 122335672), (16, 76459795), (17, 71962160), (20, 61167836), (31, 39463120), (34, 35981080), (40, 30583918), (62, 19731560), (68, 17990540), (80, 15291959), (85, 14392432), (124, 9865780), (136, 8995270), (155, 7892624), (170, 7196216), (248, 4932890), (272, 4497635), (310, 3946312), (340, 3598108), (496, 2466445), (527, 2321360), (620, 1973156), (680, 1799054), (1054, 1160680), (1240, 986578), (1360, 899527), (2108, 580340), (2480, 493289), (2635, 464272), (4216, 290170), (5270, 232136), (8432, 145085), (10540, 116068), (21080, 58034), (29017, 42160)]