1780367040

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{68687}}^1$

素因数の和:68716

約数の個数: 140

約数和(自身を含む): 6333170976

約数和(自身を除く): 4552803936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 68687, 137374, 206061, 274748, 343435, 412122, 549496, 618183, 686870, 824244, 1030305, 1098992, 1236366, 1373740, 1648488, 1854549, 2060610, 2197984, 2472732, 2747480, 3090915, 3296976, 3709098, 4121220, 4395968, 4945464, 5494960, 5563647, 6181830, 6593952, 7418196, 8242440, 9272745, 9890928, 10989920, 11127294, 12363660, 13187904, 14836392, 16484880, 18545490, 19781856, 21979840, 22254588, 24727320, 27818235, 29672784, 32969760, 37090980, 39563712, 44509176, 49454640, 55636470, 59345568, 65939520, 74181960, 89018352, 98909280, 111272940, 118691136, 148363920, 178036704, 197818560, 222545880, 296727840, 356073408, 445091760, 593455680, 890183520, 1780367040]

約数ペア:

[(1, 1780367040), (2, 890183520), (3, 593455680), (4, 445091760), (5, 356073408), (6, 296727840), (8, 222545880), (9, 197818560), (10, 178036704), (12, 148363920), (15, 118691136), (16, 111272940), (18, 98909280), (20, 89018352), (24, 74181960), (27, 65939520), (30, 59345568), (32, 55636470), (36, 49454640), (40, 44509176), (45, 39563712), (48, 37090980), (54, 32969760), (60, 29672784), (64, 27818235), (72, 24727320), (80, 22254588), (81, 21979840), (90, 19781856), (96, 18545490), (108, 16484880), (120, 14836392), (135, 13187904), (144, 12363660), (160, 11127294), (162, 10989920), (180, 9890928), (192, 9272745), (216, 8242440), (240, 7418196), (270, 6593952), (288, 6181830), (320, 5563647), (324, 5494960), (360, 4945464), (405, 4395968), (432, 4121220), (480, 3709098), (540, 3296976), (576, 3090915), (648, 2747480), (720, 2472732), (810, 2197984), (864, 2060610), (960, 1854549), (1080, 1648488), (1296, 1373740), (1440, 1236366), (1620, 1098992), (1728, 1030305), (2160, 824244), (2592, 686870), (2880, 618183), (3240, 549496), (4320, 412122), (5184, 343435), (6480, 274748), (8640, 206061), (12960, 137374), (25920, 68687)]