689672880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2729}}^1$

素因数の和:2770

約数の個数: 240

約数和(自身を含む): 2587646880

約数和(自身を除く): 1897974000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1560, 1620, 1755, 1872, 1944, 2106, 2160, 2340, 2430, 2729, 2808, 3120, 3159, 3240, 3510, 3888, 4212, 4680, 4860, 5265, 5458, 5616, 6318, 6480, 7020, 8187, 8424, 9360, 9720, 10530, 10916, 12636, 13645, 14040, 15795, 16374, 16848, 19440, 21060, 21832, 24561, 25272, 27290, 28080, 31590, 32748, 35477, 40935, 42120, 43664, 49122, 50544, 54580, 63180, 65496, 70954, 73683, 81870, 84240, 98244, 106431, 109160, 122805, 126360, 130992, 141908, 147366, 163740, 177385, 196488, 212862, 218320, 221049, 245610, 252720, 283816, 294732, 319293, 327480, 354770, 368415, 392976, 425724, 442098, 491220, 532155, 567632, 589464, 638586, 654960, 663147, 709540, 736830, 851448, 884196, 957879, 982440, 1064310, 1105245, 1178928, 1277172, 1326294, 1419080, 1473660, 1596465, 1702896, 1768392, 1915758, 1964880, 2128620, 2210490, 2554344, 2652588, 2838160, 2873637, 2947320, 3192930, 3315735, 3536784, 3831516, 4257240, 4420980, 4789395, 5108688, 5305176, 5747274, 5894640, 6385860, 6631470, 7663032, 8514480, 8620911, 8841960, 9578790, 10610352, 11494548, 12771720, 13262940, 14368185, 15326064, 17241822, 17683920, 19157580, 22989096, 25543440, 26525880, 28736370, 34483644, 38315160, 43104555, 45978192, 53051760, 57472740, 68967288, 76630320, 86209110, 114945480, 137934576, 172418220, 229890960, 344836440, 689672880]

約数ペア:

[(1, 689672880), (2, 344836440), (3, 229890960), (4, 172418220), (5, 137934576), (6, 114945480), (8, 86209110), (9, 76630320), (10, 68967288), (12, 57472740), (13, 53051760), (15, 45978192), (16, 43104555), (18, 38315160), (20, 34483644), (24, 28736370), (26, 26525880), (27, 25543440), (30, 22989096), (36, 19157580), (39, 17683920), (40, 17241822), (45, 15326064), (48, 14368185), (52, 13262940), (54, 12771720), (60, 11494548), (65, 10610352), (72, 9578790), (78, 8841960), (80, 8620911), (81, 8514480), (90, 7663032), (104, 6631470), (108, 6385860), (117, 5894640), (120, 5747274), (130, 5305176), (135, 5108688), (144, 4789395), (156, 4420980), (162, 4257240), (180, 3831516), (195, 3536784), (208, 3315735), (216, 3192930), (234, 2947320), (240, 2873637), (243, 2838160), (260, 2652588), (270, 2554344), (312, 2210490), (324, 2128620), (351, 1964880), (360, 1915758), (390, 1768392), (405, 1702896), (432, 1596465), (468, 1473660), (486, 1419080), (520, 1326294), (540, 1277172), (585, 1178928), (624, 1105245), (648, 1064310), (702, 982440), (720, 957879), (780, 884196), (810, 851448), (936, 736830), (972, 709540), (1040, 663147), (1053, 654960), (1080, 638586), (1170, 589464), (1215, 567632), (1296, 532155), (1404, 491220), (1560, 442098), (1620, 425724), (1755, 392976), (1872, 368415), (1944, 354770), (2106, 327480), (2160, 319293), (2340, 294732), (2430, 283816), (2729, 252720), (2808, 245610), (3120, 221049), (3159, 218320), (3240, 212862), (3510, 196488), (3888, 177385), (4212, 163740), (4680, 147366), (4860, 141908), (5265, 130992), (5458, 126360), (5616, 122805), (6318, 109160), (6480, 106431), (7020, 98244), (8187, 84240), (8424, 81870), (9360, 73683), (9720, 70954), (10530, 65496), (10916, 63180), (12636, 54580), (13645, 50544), (14040, 49122), (15795, 43664), (16374, 42120), (16848, 40935), (19440, 35477), (21060, 32748), (21832, 31590), (24561, 28080), (25272, 27290)]