161572140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8389}}^1$

素因数の和:8511

約数の個数: 72

約数和(自身を含む): 494741520

約数和(自身を除く): 333169380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 2140, 3210, 3852, 4815, 6420, 8389, 9630, 16778, 19260, 25167, 33556, 41945, 50334, 75501, 83890, 100668, 125835, 151002, 167780, 251670, 302004, 377505, 503340, 755010, 897623, 1510020, 1795246, 2692869, 3590492, 4488115, 5385738, 8078607, 8976230, 10771476, 13464345, 16157214, 17952460, 26928690, 32314428, 40393035, 53857380, 80786070, 161572140]

約数ペア:

[(1, 161572140), (2, 80786070), (3, 53857380), (4, 40393035), (5, 32314428), (6, 26928690), (9, 17952460), (10, 16157214), (12, 13464345), (15, 10771476), (18, 8976230), (20, 8078607), (30, 5385738), (36, 4488115), (45, 3590492), (60, 2692869), (90, 1795246), (107, 1510020), (180, 897623), (214, 755010), (321, 503340), (428, 377505), (535, 302004), (642, 251670), (963, 167780), (1070, 151002), (1284, 125835), (1605, 100668), (1926, 83890), (2140, 75501), (3210, 50334), (3852, 41945), (4815, 33556), (6420, 25167), (8389, 19260), (9630, 16778)]