680556840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{68329}}^1$

素因数の和:68426

約数の個数: 64

約数和(自身を含む): 2066299200

約数和(自身を除く): 1385742360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 68329, 136658, 204987, 273316, 341645, 409974, 546632, 683290, 819948, 1024935, 1366580, 1639896, 2049870, 2733160, 4099740, 5671307, 8199480, 11342614, 17013921, 22685228, 28356535, 34027842, 45370456, 56713070, 68055684, 85069605, 113426140, 136111368, 170139210, 226852280, 340278420, 680556840]

約数ペア:

[(1, 680556840), (2, 340278420), (3, 226852280), (4, 170139210), (5, 136111368), (6, 113426140), (8, 85069605), (10, 68055684), (12, 56713070), (15, 45370456), (20, 34027842), (24, 28356535), (30, 22685228), (40, 17013921), (60, 11342614), (83, 8199480), (120, 5671307), (166, 4099740), (249, 2733160), (332, 2049870), (415, 1639896), (498, 1366580), (664, 1024935), (830, 819948), (996, 683290), (1245, 546632), (1660, 409974), (1992, 341645), (2490, 273316), (3320, 204987), (4980, 136658), (9960, 68329)]