1284450720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:692

約数の個数: 288

約数和(自身を含む): 4763562048

約数和(自身を除く): 3479111328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 97, 98, 105, 112, 120, 140, 147, 160, 168, 194, 196, 210, 224, 240, 245, 280, 291, 294, 336, 388, 392, 420, 480, 485, 490, 560, 563, 582, 588, 672, 679, 735, 776, 784, 840, 970, 980, 1120, 1126, 1164, 1176, 1358, 1455, 1470, 1552, 1568, 1680, 1689, 1940, 1960, 2037, 2252, 2328, 2352, 2716, 2815, 2910, 2940, 3104, 3360, 3378, 3395, 3880, 3920, 3941, 4074, 4504, 4656, 4704, 4753, 5432, 5630, 5820, 5880, 6756, 6790, 7760, 7840, 7882, 8148, 8445, 9008, 9312, 9506, 10185, 10864, 11260, 11640, 11760, 11823, 13512, 13580, 14259, 15520, 15764, 16296, 16890, 18016, 19012, 19705, 20370, 21728, 22520, 23280, 23520, 23646, 23765, 27024, 27160, 27587, 28518, 31528, 32592, 33780, 38024, 39410, 40740, 45040, 46560, 47292, 47530, 54048, 54320, 54611, 55174, 57036, 59115, 63056, 65184, 67560, 71295, 76048, 78820, 81480, 82761, 90080, 94584, 95060, 108640, 109222, 110348, 114072, 118230, 126112, 135120, 137935, 142590, 152096, 157640, 162960, 163833, 165522, 189168, 190120, 218444, 220696, 228144, 236460, 270240, 273055, 275870, 285180, 315280, 325920, 327666, 331044, 378336, 380240, 382277, 413805, 436888, 441392, 456288, 472920, 546110, 551740, 570360, 630560, 655332, 662088, 760480, 764554, 819165, 827610, 873776, 882784, 945840, 1092220, 1103480, 1140720, 1146831, 1310664, 1324176, 1529108, 1638330, 1655220, 1747552, 1891680, 1911385, 2184440, 2206960, 2281440, 2293662, 2621328, 2648352, 2675939, 3058216, 3276660, 3310440, 3822770, 4368880, 4413920, 4587324, 5242656, 5351878, 5734155, 6116432, 6553320, 6620880, 7645540, 8027817, 8737760, 9174648, 10703756, 11468310, 12232864, 13106640, 13241760, 13379695, 15291080, 16055634, 18349296, 21407512, 22936620, 26213280, 26759390, 30582160, 32111268, 36698592, 40139085, 42815024, 45873240, 53518780, 61164320, 64222536, 80278170, 85630048, 91746480, 107037560, 128445072, 160556340, 183492960, 214075120, 256890144, 321112680, 428150240, 642225360, 1284450720]

約数ペア:

[(1, 1284450720), (2, 642225360), (3, 428150240), (4, 321112680), (5, 256890144), (6, 214075120), (7, 183492960), (8, 160556340), (10, 128445072), (12, 107037560), (14, 91746480), (15, 85630048), (16, 80278170), (20, 64222536), (21, 61164320), (24, 53518780), (28, 45873240), (30, 42815024), (32, 40139085), (35, 36698592), (40, 32111268), (42, 30582160), (48, 26759390), (49, 26213280), (56, 22936620), (60, 21407512), (70, 18349296), (80, 16055634), (84, 15291080), (96, 13379695), (97, 13241760), (98, 13106640), (105, 12232864), (112, 11468310), (120, 10703756), (140, 9174648), (147, 8737760), (160, 8027817), (168, 7645540), (194, 6620880), (196, 6553320), (210, 6116432), (224, 5734155), (240, 5351878), (245, 5242656), (280, 4587324), (291, 4413920), (294, 4368880), (336, 3822770), (388, 3310440), (392, 3276660), (420, 3058216), (480, 2675939), (485, 2648352), (490, 2621328), (560, 2293662), (563, 2281440), (582, 2206960), (588, 2184440), (672, 1911385), (679, 1891680), (735, 1747552), (776, 1655220), (784, 1638330), (840, 1529108), (970, 1324176), (980, 1310664), (1120, 1146831), (1126, 1140720), (1164, 1103480), (1176, 1092220), (1358, 945840), (1455, 882784), (1470, 873776), (1552, 827610), (1568, 819165), (1680, 764554), (1689, 760480), (1940, 662088), (1960, 655332), (2037, 630560), (2252, 570360), (2328, 551740), (2352, 546110), (2716, 472920), (2815, 456288), (2910, 441392), (2940, 436888), (3104, 413805), (3360, 382277), (3378, 380240), (3395, 378336), (3880, 331044), (3920, 327666), (3941, 325920), (4074, 315280), (4504, 285180), (4656, 275870), (4704, 273055), (4753, 270240), (5432, 236460), (5630, 228144), (5820, 220696), (5880, 218444), (6756, 190120), (6790, 189168), (7760, 165522), (7840, 163833), (7882, 162960), (8148, 157640), (8445, 152096), (9008, 142590), (9312, 137935), (9506, 135120), (10185, 126112), (10864, 118230), (11260, 114072), (11640, 110348), (11760, 109222), (11823, 108640), (13512, 95060), (13580, 94584), (14259, 90080), (15520, 82761), (15764, 81480), (16296, 78820), (16890, 76048), (18016, 71295), (19012, 67560), (19705, 65184), (20370, 63056), (21728, 59115), (22520, 57036), (23280, 55174), (23520, 54611), (23646, 54320), (23765, 54048), (27024, 47530), (27160, 47292), (27587, 46560), (28518, 45040), (31528, 40740), (32592, 39410), (33780, 38024)]