661771656

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 288

約数和(自身を含む): 2300538240

約数和(自身を除く): 1638766584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 47, 49, 52, 56, 63, 72, 78, 84, 91, 94, 98, 104, 117, 126, 141, 147, 156, 168, 182, 188, 196, 234, 252, 273, 282, 294, 307, 312, 329, 364, 376, 392, 423, 441, 468, 504, 546, 564, 588, 611, 614, 637, 658, 728, 819, 846, 882, 921, 936, 987, 1092, 1128, 1176, 1222, 1228, 1274, 1316, 1638, 1692, 1764, 1833, 1842, 1911, 1974, 2149, 2184, 2303, 2444, 2456, 2548, 2632, 2763, 2961, 3276, 3384, 3528, 3666, 3684, 3822, 3948, 3991, 4277, 4298, 4606, 4888, 5096, 5499, 5526, 5733, 5922, 6447, 6552, 6909, 7332, 7368, 7644, 7896, 7982, 8554, 8596, 9212, 10998, 11052, 11466, 11844, 11973, 12831, 12894, 13818, 14429, 14664, 15043, 15288, 15964, 17108, 17192, 18424, 19341, 20727, 21996, 22104, 22932, 23688, 23946, 25662, 25788, 27636, 27937, 28858, 29939, 30086, 31928, 34216, 35919, 38493, 38682, 41454, 43287, 43992, 45129, 45864, 47892, 51324, 51576, 55272, 55874, 57716, 59878, 60172, 71838, 76986, 77364, 82908, 83811, 86574, 89817, 90258, 95784, 101003, 102648, 111748, 115432, 119756, 120344, 129861, 135387, 143676, 153972, 154728, 165816, 167622, 173148, 179634, 180516, 187577, 195559, 202006, 223496, 239512, 251433, 259722, 269451, 270774, 287352, 303009, 307944, 335244, 346296, 359268, 361032, 375154, 391118, 404012, 502866, 519444, 538902, 541548, 562731, 586677, 606018, 670488, 707021, 718536, 750308, 782236, 808024, 909027, 1005732, 1038888, 1077804, 1083096, 1125462, 1173354, 1212036, 1313039, 1414042, 1500616, 1564472, 1688193, 1760031, 1818054, 2011464, 2121063, 2155608, 2250924, 2346708, 2424072, 2626078, 2828084, 3376386, 3520062, 3636108, 3939117, 4242126, 4501848, 4693416, 5252156, 5656168, 6363189, 6752772, 7040124, 7272216, 7878234, 8484252, 9191273, 10504312, 11817351, 12726378, 13505544, 14080248, 15756468, 16968504, 18382546, 23634702, 25452756, 27573819, 31512936, 36765092, 47269404, 50905512, 55147638, 73530184, 82721457, 94538808, 110295276, 165442914, 220590552, 330885828, 661771656]

約数ペア:

[(1, 661771656), (2, 330885828), (3, 220590552), (4, 165442914), (6, 110295276), (7, 94538808), (8, 82721457), (9, 73530184), (12, 55147638), (13, 50905512), (14, 47269404), (18, 36765092), (21, 31512936), (24, 27573819), (26, 25452756), (28, 23634702), (36, 18382546), (39, 16968504), (42, 15756468), (47, 14080248), (49, 13505544), (52, 12726378), (56, 11817351), (63, 10504312), (72, 9191273), (78, 8484252), (84, 7878234), (91, 7272216), (94, 7040124), (98, 6752772), (104, 6363189), (117, 5656168), (126, 5252156), (141, 4693416), (147, 4501848), (156, 4242126), (168, 3939117), (182, 3636108), (188, 3520062), (196, 3376386), (234, 2828084), (252, 2626078), (273, 2424072), (282, 2346708), (294, 2250924), (307, 2155608), (312, 2121063), (329, 2011464), (364, 1818054), (376, 1760031), (392, 1688193), (423, 1564472), (441, 1500616), (468, 1414042), (504, 1313039), (546, 1212036), (564, 1173354), (588, 1125462), (611, 1083096), (614, 1077804), (637, 1038888), (658, 1005732), (728, 909027), (819, 808024), (846, 782236), (882, 750308), (921, 718536), (936, 707021), (987, 670488), (1092, 606018), (1128, 586677), (1176, 562731), (1222, 541548), (1228, 538902), (1274, 519444), (1316, 502866), (1638, 404012), (1692, 391118), (1764, 375154), (1833, 361032), (1842, 359268), (1911, 346296), (1974, 335244), (2149, 307944), (2184, 303009), (2303, 287352), (2444, 270774), (2456, 269451), (2548, 259722), (2632, 251433), (2763, 239512), (2961, 223496), (3276, 202006), (3384, 195559), (3528, 187577), (3666, 180516), (3684, 179634), (3822, 173148), (3948, 167622), (3991, 165816), (4277, 154728), (4298, 153972), (4606, 143676), (4888, 135387), (5096, 129861), (5499, 120344), (5526, 119756), (5733, 115432), (5922, 111748), (6447, 102648), (6552, 101003), (6909, 95784), (7332, 90258), (7368, 89817), (7644, 86574), (7896, 83811), (7982, 82908), (8554, 77364), (8596, 76986), (9212, 71838), (10998, 60172), (11052, 59878), (11466, 57716), (11844, 55874), (11973, 55272), (12831, 51576), (12894, 51324), (13818, 47892), (14429, 45864), (14664, 45129), (15043, 43992), (15288, 43287), (15964, 41454), (17108, 38682), (17192, 38493), (18424, 35919), (19341, 34216), (20727, 31928), (21996, 30086), (22104, 29939), (22932, 28858), (23688, 27937), (23946, 27636), (25662, 25788)]