86421720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 256

約数和(自身を含む): 331776000

約数和(自身を除く): 245354280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 47, 55, 56, 60, 66, 70, 77, 84, 88, 94, 105, 110, 120, 132, 140, 141, 154, 165, 168, 188, 199, 210, 220, 231, 235, 264, 280, 282, 308, 329, 330, 376, 385, 398, 420, 440, 462, 470, 517, 564, 597, 616, 658, 660, 705, 770, 796, 840, 924, 940, 987, 995, 1034, 1128, 1155, 1194, 1316, 1320, 1393, 1410, 1540, 1551, 1592, 1645, 1848, 1880, 1974, 1990, 2068, 2189, 2310, 2388, 2585, 2632, 2786, 2820, 2985, 3080, 3102, 3290, 3619, 3948, 3980, 4136, 4179, 4378, 4620, 4776, 4935, 5170, 5572, 5640, 5970, 6204, 6567, 6580, 6965, 7238, 7755, 7896, 7960, 8358, 8756, 9240, 9353, 9870, 10340, 10857, 10945, 11144, 11940, 12408, 13134, 13160, 13930, 14476, 15323, 15510, 16716, 17512, 18095, 18706, 19740, 20680, 20895, 21714, 21890, 23880, 26268, 27860, 28059, 28952, 30646, 31020, 32835, 33432, 36190, 37412, 39480, 41790, 43428, 43780, 45969, 46765, 52536, 54285, 55720, 56118, 61292, 62040, 65471, 65670, 72380, 74824, 76615, 83580, 86856, 87560, 91938, 93530, 102883, 108570, 112236, 122584, 130942, 131340, 140295, 144760, 153230, 167160, 183876, 187060, 196413, 205766, 217140, 224472, 229845, 261884, 262680, 280590, 306460, 308649, 327355, 367752, 374120, 392826, 411532, 434280, 459690, 514415, 523768, 561180, 612920, 617298, 654710, 720181, 785652, 823064, 919380, 982065, 1028830, 1122360, 1234596, 1309420, 1440362, 1543245, 1571304, 1838760, 1964130, 2057660, 2160543, 2469192, 2618840, 2880724, 3086490, 3600905, 3928260, 4115320, 4321086, 5761448, 6172980, 7201810, 7856520, 8642172, 10802715, 12345960, 14403620, 17284344, 21605430, 28807240, 43210860, 86421720]

約数ペア:

[(1, 86421720), (2, 43210860), (3, 28807240), (4, 21605430), (5, 17284344), (6, 14403620), (7, 12345960), (8, 10802715), (10, 8642172), (11, 7856520), (12, 7201810), (14, 6172980), (15, 5761448), (20, 4321086), (21, 4115320), (22, 3928260), (24, 3600905), (28, 3086490), (30, 2880724), (33, 2618840), (35, 2469192), (40, 2160543), (42, 2057660), (44, 1964130), (47, 1838760), (55, 1571304), (56, 1543245), (60, 1440362), (66, 1309420), (70, 1234596), (77, 1122360), (84, 1028830), (88, 982065), (94, 919380), (105, 823064), (110, 785652), (120, 720181), (132, 654710), (140, 617298), (141, 612920), (154, 561180), (165, 523768), (168, 514415), (188, 459690), (199, 434280), (210, 411532), (220, 392826), (231, 374120), (235, 367752), (264, 327355), (280, 308649), (282, 306460), (308, 280590), (329, 262680), (330, 261884), (376, 229845), (385, 224472), (398, 217140), (420, 205766), (440, 196413), (462, 187060), (470, 183876), (517, 167160), (564, 153230), (597, 144760), (616, 140295), (658, 131340), (660, 130942), (705, 122584), (770, 112236), (796, 108570), (840, 102883), (924, 93530), (940, 91938), (987, 87560), (995, 86856), (1034, 83580), (1128, 76615), (1155, 74824), (1194, 72380), (1316, 65670), (1320, 65471), (1393, 62040), (1410, 61292), (1540, 56118), (1551, 55720), (1592, 54285), (1645, 52536), (1848, 46765), (1880, 45969), (1974, 43780), (1990, 43428), (2068, 41790), (2189, 39480), (2310, 37412), (2388, 36190), (2585, 33432), (2632, 32835), (2786, 31020), (2820, 30646), (2985, 28952), (3080, 28059), (3102, 27860), (3290, 26268), (3619, 23880), (3948, 21890), (3980, 21714), (4136, 20895), (4179, 20680), (4378, 19740), (4620, 18706), (4776, 18095), (4935, 17512), (5170, 16716), (5572, 15510), (5640, 15323), (5970, 14476), (6204, 13930), (6567, 13160), (6580, 13134), (6965, 12408), (7238, 11940), (7755, 11144), (7896, 10945), (7960, 10857), (8358, 10340), (8756, 9870), (9240, 9353)]