217314944

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1297}}^1$

素因数の和:1346

約数の個数: 128

約数和(自身を含む): 571950720

約数和(自身を除く): 354635776

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 64, 68, 77, 88, 112, 119, 128, 136, 154, 176, 187, 224, 238, 272, 308, 352, 374, 448, 476, 544, 616, 704, 748, 896, 952, 1088, 1232, 1297, 1309, 1408, 1496, 1904, 2176, 2464, 2594, 2618, 2992, 3808, 4928, 5188, 5236, 5984, 7616, 9079, 9856, 10376, 10472, 11968, 14267, 15232, 18158, 20752, 20944, 22049, 23936, 28534, 36316, 41504, 41888, 44098, 57068, 72632, 83008, 83776, 88196, 99869, 114136, 145264, 154343, 166016, 167552, 176392, 199738, 228272, 242539, 290528, 308686, 352784, 399476, 456544, 485078, 581056, 617372, 705568, 798952, 913088, 970156, 1162112, 1234744, 1411136, 1597904, 1697773, 1826176, 1940312, 2469488, 2822272, 3195808, 3395546, 3880624, 4938976, 6391616, 6791092, 7761248, 9877952, 12783232, 13582184, 15522496, 19755904, 27164368, 31044992, 54328736, 108657472, 217314944]

約数ペア:

[(1, 217314944), (2, 108657472), (4, 54328736), (7, 31044992), (8, 27164368), (11, 19755904), (14, 15522496), (16, 13582184), (17, 12783232), (22, 9877952), (28, 7761248), (32, 6791092), (34, 6391616), (44, 4938976), (56, 3880624), (64, 3395546), (68, 3195808), (77, 2822272), (88, 2469488), (112, 1940312), (119, 1826176), (128, 1697773), (136, 1597904), (154, 1411136), (176, 1234744), (187, 1162112), (224, 970156), (238, 913088), (272, 798952), (308, 705568), (352, 617372), (374, 581056), (448, 485078), (476, 456544), (544, 399476), (616, 352784), (704, 308686), (748, 290528), (896, 242539), (952, 228272), (1088, 199738), (1232, 176392), (1297, 167552), (1309, 166016), (1408, 154343), (1496, 145264), (1904, 114136), (2176, 99869), (2464, 88196), (2594, 83776), (2618, 83008), (2992, 72632), (3808, 57068), (4928, 44098), (5188, 41888), (5236, 41504), (5984, 36316), (7616, 28534), (9079, 23936), (9856, 22049), (10376, 20944), (10472, 20752), (11968, 18158), (14267, 15232)]