678664560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{659}}^1$

素因数の和:1295

約数の個数: 160

約数和(自身を含む): 2411988480

約数和(自身を除く): 1733323920

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, 613, 659, 840, 1226, 1318, 1680, 1839, 1977, 2452, 2636, 3065, 3295, 3678, 3954, 4291, 4613, 4904, 5272, 6130, 6590, 7356, 7908, 8582, 9195, 9226, 9808, 9885, 10544, 12260, 12873, 13180, 13839, 14712, 15816, 17164, 18390, 18452, 19770, 21455, 23065, 24520, 25746, 26360, 27678, 29424, 31632, 34328, 36780, 36904, 39540, 42910, 46130, 49040, 51492, 52720, 55356, 64365, 68656, 69195, 73560, 73808, 79080, 85820, 92260, 102984, 110712, 128730, 138390, 147120, 158160, 171640, 184520, 205968, 221424, 257460, 276780, 343280, 369040, 403967, 514920, 553560, 807934, 1029840, 1107120, 1211901, 1615868, 2019835, 2423802, 2827769, 3231736, 4039670, 4847604, 5655538, 6059505, 6463472, 8079340, 8483307, 9695208, 11311076, 12119010, 14138845, 16158680, 16966614, 19390416, 22622152, 24238020, 28277690, 32317360, 33933228, 42416535, 45244304, 48476040, 56555380, 67866456, 84833070, 96952080, 113110760, 135732912, 169666140, 226221520, 339332280, 678664560]

約数ペア:

[(1, 678664560), (2, 339332280), (3, 226221520), (4, 169666140), (5, 135732912), (6, 113110760), (7, 96952080), (8, 84833070), (10, 67866456), (12, 56555380), (14, 48476040), (15, 45244304), (16, 42416535), (20, 33933228), (21, 32317360), (24, 28277690), (28, 24238020), (30, 22622152), (35, 19390416), (40, 16966614), (42, 16158680), (48, 14138845), (56, 12119010), (60, 11311076), (70, 9695208), (80, 8483307), (84, 8079340), (105, 6463472), (112, 6059505), (120, 5655538), (140, 4847604), (168, 4039670), (210, 3231736), (240, 2827769), (280, 2423802), (336, 2019835), (420, 1615868), (560, 1211901), (613, 1107120), (659, 1029840), (840, 807934), (1226, 553560), (1318, 514920), (1680, 403967), (1839, 369040), (1977, 343280), (2452, 276780), (2636, 257460), (3065, 221424), (3295, 205968), (3678, 184520), (3954, 171640), (4291, 158160), (4613, 147120), (4904, 138390), (5272, 128730), (6130, 110712), (6590, 102984), (7356, 92260), (7908, 85820), (8582, 79080), (9195, 73808), (9226, 73560), (9808, 69195), (9885, 68656), (10544, 64365), (12260, 55356), (12873, 52720), (13180, 51492), (13839, 49040), (14712, 46130), (15816, 42910), (17164, 39540), (18390, 36904), (18452, 36780), (19770, 34328), (21455, 31632), (23065, 29424), (24520, 27678), (25746, 26360)]