643460688

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:354

約数の個数: 240

約数和(自身を含む): 2076256000

約数和(自身を除く): 1432795312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 79, 104, 114, 117, 144, 152, 156, 158, 171, 208, 228, 229, 234, 237, 247, 304, 312, 316, 342, 456, 458, 468, 474, 494, 624, 632, 684, 687, 711, 741, 912, 916, 936, 948, 988, 1027, 1264, 1368, 1374, 1422, 1482, 1501, 1832, 1872, 1896, 1976, 2054, 2061, 2223, 2736, 2748, 2844, 2964, 2977, 3002, 3081, 3664, 3792, 3952, 4108, 4122, 4351, 4446, 4503, 5496, 5688, 5928, 5954, 6004, 6162, 8216, 8244, 8702, 8892, 8931, 9006, 9243, 10992, 11376, 11856, 11908, 12008, 12324, 13053, 13509, 16432, 16488, 17404, 17784, 17862, 18012, 18091, 18486, 19513, 23816, 24016, 24648, 26106, 26793, 27018, 32976, 34808, 35568, 35724, 36024, 36182, 36972, 39026, 39159, 47632, 49296, 52212, 53586, 54036, 54273, 56563, 58539, 69616, 71448, 72048, 72364, 73944, 78052, 78318, 104424, 107172, 108072, 108546, 113126, 117078, 142896, 144728, 147888, 156104, 156636, 162819, 169689, 175617, 208848, 214344, 216144, 217092, 226252, 234156, 235183, 289456, 312208, 313272, 325638, 339378, 343729, 351234, 428688, 434184, 452504, 468312, 470366, 509067, 626544, 651276, 678756, 687458, 702468, 705549, 868368, 905008, 936624, 940732, 1018134, 1031187, 1302552, 1357512, 1374916, 1404936, 1411098, 1881464, 2036268, 2062374, 2116647, 2605104, 2715024, 2749832, 2809872, 2822196, 3093561, 3762928, 4072536, 4124748, 4233294, 4468477, 5499664, 5644392, 6187122, 8145072, 8249496, 8466588, 8936954, 11288784, 12374244, 13405431, 16498992, 16933176, 17873908, 24748488, 26810862, 33866352, 35747816, 40216293, 49496976, 53621724, 71495632, 80432586, 107243448, 160865172, 214486896, 321730344, 643460688]

約数ペア:

[(1, 643460688), (2, 321730344), (3, 214486896), (4, 160865172), (6, 107243448), (8, 80432586), (9, 71495632), (12, 53621724), (13, 49496976), (16, 40216293), (18, 35747816), (19, 33866352), (24, 26810862), (26, 24748488), (36, 17873908), (38, 16933176), (39, 16498992), (48, 13405431), (52, 12374244), (57, 11288784), (72, 8936954), (76, 8466588), (78, 8249496), (79, 8145072), (104, 6187122), (114, 5644392), (117, 5499664), (144, 4468477), (152, 4233294), (156, 4124748), (158, 4072536), (171, 3762928), (208, 3093561), (228, 2822196), (229, 2809872), (234, 2749832), (237, 2715024), (247, 2605104), (304, 2116647), (312, 2062374), (316, 2036268), (342, 1881464), (456, 1411098), (458, 1404936), (468, 1374916), (474, 1357512), (494, 1302552), (624, 1031187), (632, 1018134), (684, 940732), (687, 936624), (711, 905008), (741, 868368), (912, 705549), (916, 702468), (936, 687458), (948, 678756), (988, 651276), (1027, 626544), (1264, 509067), (1368, 470366), (1374, 468312), (1422, 452504), (1482, 434184), (1501, 428688), (1832, 351234), (1872, 343729), (1896, 339378), (1976, 325638), (2054, 313272), (2061, 312208), (2223, 289456), (2736, 235183), (2748, 234156), (2844, 226252), (2964, 217092), (2977, 216144), (3002, 214344), (3081, 208848), (3664, 175617), (3792, 169689), (3952, 162819), (4108, 156636), (4122, 156104), (4351, 147888), (4446, 144728), (4503, 142896), (5496, 117078), (5688, 113126), (5928, 108546), (5954, 108072), (6004, 107172), (6162, 104424), (8216, 78318), (8244, 78052), (8702, 73944), (8892, 72364), (8931, 72048), (9006, 71448), (9243, 69616), (10992, 58539), (11376, 56563), (11856, 54273), (11908, 54036), (12008, 53586), (12324, 52212), (13053, 49296), (13509, 47632), (16432, 39159), (16488, 39026), (17404, 36972), (17784, 36182), (17862, 36024), (18012, 35724), (18091, 35568), (18486, 34808), (19513, 32976), (23816, 27018), (24016, 26793), (24648, 26106)]