6657840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{1321}}^1$

素因数の和:1347

約数の個数: 120

約数和(自身を含む): 25572768

約数和(自身を除く): 18914928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1321, 1680, 2520, 2642, 3963, 5040, 5284, 6605, 7926, 9247, 10568, 11889, 13210, 15852, 18494, 19815, 21136, 23778, 26420, 27741, 31704, 36988, 39630, 46235, 47556, 52840, 55482, 59445, 63408, 73976, 79260, 83223, 92470, 95112, 105680, 110964, 118890, 138705, 147952, 158520, 166446, 184940, 190224, 221928, 237780, 277410, 317040, 332892, 369880, 416115, 443856, 475560, 554820, 665784, 739760, 832230, 951120, 1109640, 1331568, 1664460, 2219280, 3328920, 6657840]

約数ペア:

[(1, 6657840), (2, 3328920), (3, 2219280), (4, 1664460), (5, 1331568), (6, 1109640), (7, 951120), (8, 832230), (9, 739760), (10, 665784), (12, 554820), (14, 475560), (15, 443856), (16, 416115), (18, 369880), (20, 332892), (21, 317040), (24, 277410), (28, 237780), (30, 221928), (35, 190224), (36, 184940), (40, 166446), (42, 158520), (45, 147952), (48, 138705), (56, 118890), (60, 110964), (63, 105680), (70, 95112), (72, 92470), (80, 83223), (84, 79260), (90, 73976), (105, 63408), (112, 59445), (120, 55482), (126, 52840), (140, 47556), (144, 46235), (168, 39630), (180, 36988), (210, 31704), (240, 27741), (252, 26420), (280, 23778), (315, 21136), (336, 19815), (360, 18494), (420, 15852), (504, 13210), (560, 11889), (630, 10568), (720, 9247), (840, 7926), (1008, 6605), (1260, 5284), (1321, 5040), (1680, 3963), (2520, 2642)]