71641440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 288

約数和(自身を含む): 272432160

約数和(自身を除く): 200790720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 43, 45, 48, 52, 60, 65, 72, 78, 80, 86, 89, 90, 96, 104, 117, 120, 129, 130, 144, 156, 160, 172, 178, 180, 195, 208, 215, 234, 240, 258, 260, 267, 288, 312, 344, 356, 360, 387, 390, 416, 430, 445, 468, 480, 516, 520, 534, 559, 585, 624, 645, 688, 712, 720, 774, 780, 801, 860, 890, 936, 1032, 1040, 1068, 1118, 1157, 1170, 1248, 1290, 1335, 1376, 1424, 1440, 1548, 1560, 1602, 1677, 1720, 1780, 1872, 1935, 2064, 2080, 2136, 2236, 2314, 2340, 2580, 2670, 2795, 2848, 3096, 3120, 3204, 3354, 3440, 3471, 3560, 3744, 3827, 3870, 4005, 4128, 4272, 4472, 4628, 4680, 5031, 5160, 5340, 5590, 5785, 6192, 6240, 6408, 6708, 6880, 6942, 7120, 7654, 7740, 8010, 8385, 8544, 8944, 9256, 9360, 10062, 10320, 10413, 10680, 11180, 11481, 11570, 12384, 12816, 13416, 13884, 14240, 15308, 15480, 16020, 16770, 17355, 17888, 18512, 18720, 19135, 20124, 20640, 20826, 21360, 22360, 22962, 23140, 25155, 25632, 26832, 27768, 30616, 30960, 32040, 33540, 34443, 34710, 37024, 38270, 40248, 41652, 42720, 44720, 45924, 46280, 49751, 50310, 52065, 53664, 55536, 57405, 61232, 61920, 64080, 67080, 68886, 69420, 76540, 80496, 83304, 89440, 91848, 92560, 99502, 100620, 104130, 111072, 114810, 122464, 128160, 134160, 137772, 138840, 149253, 153080, 160992, 166608, 172215, 183696, 185120, 199004, 201240, 208260, 229620, 248755, 268320, 275544, 277680, 298506, 306160, 333216, 344430, 367392, 398008, 402480, 416520, 447759, 459240, 497510, 551088, 555360, 597012, 612320, 688860, 746265, 796016, 804960, 833040, 895518, 918480, 995020, 1102176, 1194024, 1377720, 1492530, 1592032, 1666080, 1791036, 1836960, 1990040, 2238795, 2388048, 2755440, 2985060, 3582072, 3980080, 4477590, 4776096, 5510880, 5970120, 7164144, 7960160, 8955180, 11940240, 14328288, 17910360, 23880480, 35820720, 71641440]

約数ペア:

[(1, 71641440), (2, 35820720), (3, 23880480), (4, 17910360), (5, 14328288), (6, 11940240), (8, 8955180), (9, 7960160), (10, 7164144), (12, 5970120), (13, 5510880), (15, 4776096), (16, 4477590), (18, 3980080), (20, 3582072), (24, 2985060), (26, 2755440), (30, 2388048), (32, 2238795), (36, 1990040), (39, 1836960), (40, 1791036), (43, 1666080), (45, 1592032), (48, 1492530), (52, 1377720), (60, 1194024), (65, 1102176), (72, 995020), (78, 918480), (80, 895518), (86, 833040), (89, 804960), (90, 796016), (96, 746265), (104, 688860), (117, 612320), (120, 597012), (129, 555360), (130, 551088), (144, 497510), (156, 459240), (160, 447759), (172, 416520), (178, 402480), (180, 398008), (195, 367392), (208, 344430), (215, 333216), (234, 306160), (240, 298506), (258, 277680), (260, 275544), (267, 268320), (288, 248755), (312, 229620), (344, 208260), (356, 201240), (360, 199004), (387, 185120), (390, 183696), (416, 172215), (430, 166608), (445, 160992), (468, 153080), (480, 149253), (516, 138840), (520, 137772), (534, 134160), (559, 128160), (585, 122464), (624, 114810), (645, 111072), (688, 104130), (712, 100620), (720, 99502), (774, 92560), (780, 91848), (801, 89440), (860, 83304), (890, 80496), (936, 76540), (1032, 69420), (1040, 68886), (1068, 67080), (1118, 64080), (1157, 61920), (1170, 61232), (1248, 57405), (1290, 55536), (1335, 53664), (1376, 52065), (1424, 50310), (1440, 49751), (1548, 46280), (1560, 45924), (1602, 44720), (1677, 42720), (1720, 41652), (1780, 40248), (1872, 38270), (1935, 37024), (2064, 34710), (2080, 34443), (2136, 33540), (2236, 32040), (2314, 30960), (2340, 30616), (2580, 27768), (2670, 26832), (2795, 25632), (2848, 25155), (3096, 23140), (3120, 22962), (3204, 22360), (3354, 21360), (3440, 20826), (3471, 20640), (3560, 20124), (3744, 19135), (3827, 18720), (3870, 18512), (4005, 17888), (4128, 17355), (4272, 16770), (4472, 16020), (4628, 15480), (4680, 15308), (5031, 14240), (5160, 13884), (5340, 13416), (5590, 12816), (5785, 12384), (6192, 11570), (6240, 11481), (6408, 11180), (6708, 10680), (6880, 10413), (6942, 10320), (7120, 10062), (7654, 9360), (7740, 9256), (8010, 8944), (8385, 8544)]