217173528

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 256

約数和(自身を含む): 725760000

約数和(自身を除く): 508586472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 33, 36, 39, 44, 52, 54, 66, 72, 78, 79, 88, 89, 99, 104, 108, 117, 132, 143, 156, 158, 178, 198, 216, 234, 237, 264, 267, 286, 297, 312, 316, 351, 356, 396, 429, 468, 474, 534, 572, 594, 632, 702, 711, 712, 792, 801, 858, 869, 936, 948, 979, 1027, 1068, 1144, 1157, 1188, 1287, 1404, 1422, 1602, 1716, 1738, 1896, 1958, 2054, 2133, 2136, 2314, 2376, 2403, 2574, 2607, 2808, 2844, 2937, 3081, 3204, 3432, 3471, 3476, 3861, 3916, 4108, 4266, 4628, 4806, 5148, 5214, 5688, 5874, 6162, 6408, 6942, 6952, 7031, 7722, 7821, 7832, 8216, 8532, 8811, 9243, 9256, 9612, 10296, 10413, 10428, 11297, 11748, 12324, 12727, 13884, 14062, 15444, 15642, 17064, 17622, 18486, 19224, 20826, 20856, 21093, 22594, 23463, 23496, 24648, 25454, 26433, 27729, 27768, 28124, 30888, 31239, 31284, 33891, 35244, 36972, 38181, 41652, 42186, 45188, 46926, 50908, 52866, 55458, 56248, 62478, 62568, 63279, 67782, 70488, 73944, 76362, 77341, 83304, 84372, 90376, 91403, 93852, 101673, 101816, 105732, 110916, 114543, 124956, 126558, 135564, 152724, 154682, 168744, 182806, 187704, 189837, 203346, 211464, 221832, 229086, 232023, 249912, 253116, 271128, 274209, 305019, 305448, 309364, 343629, 365612, 379674, 406692, 458172, 464046, 506232, 548418, 610038, 618728, 687258, 696069, 731224, 759348, 813384, 822627, 916344, 928092, 1005433, 1096836, 1220076, 1374516, 1392138, 1518696, 1645254, 1856184, 2010866, 2088207, 2193672, 2440152, 2467881, 2749032, 2784276, 3016299, 3290508, 4021732, 4176414, 4935762, 5568552, 6032598, 6581016, 8043464, 8352828, 9048897, 9871524, 12065196, 16705656, 18097794, 19743048, 24130392, 27146691, 36195588, 54293382, 72391176, 108586764, 217173528]

約数ペア:

[(1, 217173528), (2, 108586764), (3, 72391176), (4, 54293382), (6, 36195588), (8, 27146691), (9, 24130392), (11, 19743048), (12, 18097794), (13, 16705656), (18, 12065196), (22, 9871524), (24, 9048897), (26, 8352828), (27, 8043464), (33, 6581016), (36, 6032598), (39, 5568552), (44, 4935762), (52, 4176414), (54, 4021732), (66, 3290508), (72, 3016299), (78, 2784276), (79, 2749032), (88, 2467881), (89, 2440152), (99, 2193672), (104, 2088207), (108, 2010866), (117, 1856184), (132, 1645254), (143, 1518696), (156, 1392138), (158, 1374516), (178, 1220076), (198, 1096836), (216, 1005433), (234, 928092), (237, 916344), (264, 822627), (267, 813384), (286, 759348), (297, 731224), (312, 696069), (316, 687258), (351, 618728), (356, 610038), (396, 548418), (429, 506232), (468, 464046), (474, 458172), (534, 406692), (572, 379674), (594, 365612), (632, 343629), (702, 309364), (711, 305448), (712, 305019), (792, 274209), (801, 271128), (858, 253116), (869, 249912), (936, 232023), (948, 229086), (979, 221832), (1027, 211464), (1068, 203346), (1144, 189837), (1157, 187704), (1188, 182806), (1287, 168744), (1404, 154682), (1422, 152724), (1602, 135564), (1716, 126558), (1738, 124956), (1896, 114543), (1958, 110916), (2054, 105732), (2133, 101816), (2136, 101673), (2314, 93852), (2376, 91403), (2403, 90376), (2574, 84372), (2607, 83304), (2808, 77341), (2844, 76362), (2937, 73944), (3081, 70488), (3204, 67782), (3432, 63279), (3471, 62568), (3476, 62478), (3861, 56248), (3916, 55458), (4108, 52866), (4266, 50908), (4628, 46926), (4806, 45188), (5148, 42186), (5214, 41652), (5688, 38181), (5874, 36972), (6162, 35244), (6408, 33891), (6942, 31284), (6952, 31239), (7031, 30888), (7722, 28124), (7821, 27768), (7832, 27729), (8216, 26433), (8532, 25454), (8811, 24648), (9243, 23496), (9256, 23463), (9612, 22594), (10296, 21093), (10413, 20856), (10428, 20826), (11297, 19224), (11748, 18486), (12324, 17622), (12727, 17064), (13884, 15642), (14062, 15444)]