71969520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42839}}^1$

素因数の和:42862

約数の個数: 80

約数和(自身を含む): 254983680

約数和(自身を除く): 183014160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42839, 85678, 128517, 171356, 214195, 257034, 299873, 342712, 428390, 514068, 599746, 642585, 685424, 856780, 899619, 1028136, 1199492, 1285170, 1499365, 1713560, 1799238, 2056272, 2398984, 2570340, 2998730, 3427120, 3598476, 4498095, 4797968, 5140680, 5997460, 7196952, 8996190, 10281360, 11994920, 14393904, 17992380, 23989840, 35984760, 71969520]

約数ペア:

[(1, 71969520), (2, 35984760), (3, 23989840), (4, 17992380), (5, 14393904), (6, 11994920), (7, 10281360), (8, 8996190), (10, 7196952), (12, 5997460), (14, 5140680), (15, 4797968), (16, 4498095), (20, 3598476), (21, 3427120), (24, 2998730), (28, 2570340), (30, 2398984), (35, 2056272), (40, 1799238), (42, 1713560), (48, 1499365), (56, 1285170), (60, 1199492), (70, 1028136), (80, 899619), (84, 856780), (105, 685424), (112, 642585), (120, 599746), (140, 514068), (168, 428390), (210, 342712), (240, 299873), (280, 257034), (336, 214195), (420, 171356), (560, 128517), (840, 85678), (1680, 42839)]