213908904

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:680

約数の個数: 128

約数和(自身を含む): 652924800

約数和(自身を除く): 439015896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 197, 198, 216, 264, 297, 394, 396, 457, 591, 594, 788, 792, 914, 1182, 1188, 1371, 1576, 1773, 1828, 2167, 2364, 2376, 2742, 3546, 3656, 4113, 4334, 4728, 5027, 5319, 5484, 6501, 7092, 8226, 8668, 10054, 10638, 10968, 12339, 13002, 14184, 15081, 16452, 17336, 19503, 20108, 21276, 24678, 26004, 30162, 32904, 39006, 40216, 42552, 45243, 49356, 52008, 58509, 60324, 78012, 90029, 90486, 98712, 117018, 120648, 135729, 156024, 180058, 180972, 234036, 270087, 271458, 360116, 361944, 468072, 540174, 542916, 720232, 810261, 990319, 1080348, 1085832, 1620522, 1980638, 2160696, 2430783, 2970957, 3241044, 3961276, 4861566, 5941914, 6482088, 7922552, 8912871, 9723132, 11883828, 17825742, 19446264, 23767656, 26738613, 35651484, 53477226, 71302968, 106954452, 213908904]

約数ペア:

[(1, 213908904), (2, 106954452), (3, 71302968), (4, 53477226), (6, 35651484), (8, 26738613), (9, 23767656), (11, 19446264), (12, 17825742), (18, 11883828), (22, 9723132), (24, 8912871), (27, 7922552), (33, 6482088), (36, 5941914), (44, 4861566), (54, 3961276), (66, 3241044), (72, 2970957), (88, 2430783), (99, 2160696), (108, 1980638), (132, 1620522), (197, 1085832), (198, 1080348), (216, 990319), (264, 810261), (297, 720232), (394, 542916), (396, 540174), (457, 468072), (591, 361944), (594, 360116), (788, 271458), (792, 270087), (914, 234036), (1182, 180972), (1188, 180058), (1371, 156024), (1576, 135729), (1773, 120648), (1828, 117018), (2167, 98712), (2364, 90486), (2376, 90029), (2742, 78012), (3546, 60324), (3656, 58509), (4113, 52008), (4334, 49356), (4728, 45243), (5027, 42552), (5319, 40216), (5484, 39006), (6501, 32904), (7092, 30162), (8226, 26004), (8668, 24678), (10054, 21276), (10638, 20108), (10968, 19503), (12339, 17336), (13002, 16452), (14184, 15081)]