291980520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 192

約数和(自身を含む): 1034888400

約数和(自身を除く): 742907880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 89, 90, 104, 117, 120, 130, 156, 178, 180, 195, 234, 260, 267, 312, 356, 360, 390, 445, 468, 520, 534, 585, 701, 712, 780, 801, 890, 936, 1068, 1157, 1170, 1335, 1402, 1560, 1602, 1780, 2103, 2136, 2314, 2340, 2670, 2804, 3204, 3471, 3505, 3560, 4005, 4206, 4628, 4680, 5340, 5608, 5785, 6309, 6408, 6942, 7010, 8010, 8412, 9113, 9256, 10413, 10515, 10680, 11570, 12618, 13884, 14020, 16020, 16824, 17355, 18226, 20826, 21030, 23140, 25236, 27339, 27768, 28040, 31545, 32040, 34710, 36452, 41652, 42060, 45565, 46280, 50472, 52065, 54678, 62389, 63090, 69420, 72904, 82017, 83304, 84120, 91130, 104130, 109356, 124778, 126180, 136695, 138840, 164034, 182260, 187167, 208260, 218712, 249556, 252360, 273390, 311945, 328068, 364520, 374334, 410085, 416520, 499112, 546780, 561501, 623890, 656136, 748668, 811057, 820170, 935835, 1093560, 1123002, 1247780, 1497336, 1622114, 1640340, 1871670, 2246004, 2433171, 2495560, 2807505, 3244228, 3280680, 3743340, 4055285, 4492008, 4866342, 5615010, 6488456, 7299513, 7486680, 8110570, 9732684, 11230020, 12165855, 14599026, 16221140, 19465368, 22460040, 24331710, 29198052, 32442280, 36497565, 48663420, 58396104, 72995130, 97326840, 145990260, 291980520]

約数ペア:

[(1, 291980520), (2, 145990260), (3, 97326840), (4, 72995130), (5, 58396104), (6, 48663420), (8, 36497565), (9, 32442280), (10, 29198052), (12, 24331710), (13, 22460040), (15, 19465368), (18, 16221140), (20, 14599026), (24, 12165855), (26, 11230020), (30, 9732684), (36, 8110570), (39, 7486680), (40, 7299513), (45, 6488456), (52, 5615010), (60, 4866342), (65, 4492008), (72, 4055285), (78, 3743340), (89, 3280680), (90, 3244228), (104, 2807505), (117, 2495560), (120, 2433171), (130, 2246004), (156, 1871670), (178, 1640340), (180, 1622114), (195, 1497336), (234, 1247780), (260, 1123002), (267, 1093560), (312, 935835), (356, 820170), (360, 811057), (390, 748668), (445, 656136), (468, 623890), (520, 561501), (534, 546780), (585, 499112), (701, 416520), (712, 410085), (780, 374334), (801, 364520), (890, 328068), (936, 311945), (1068, 273390), (1157, 252360), (1170, 249556), (1335, 218712), (1402, 208260), (1560, 187167), (1602, 182260), (1780, 164034), (2103, 138840), (2136, 136695), (2314, 126180), (2340, 124778), (2670, 109356), (2804, 104130), (3204, 91130), (3471, 84120), (3505, 83304), (3560, 82017), (4005, 72904), (4206, 69420), (4628, 63090), (4680, 62389), (5340, 54678), (5608, 52065), (5785, 50472), (6309, 46280), (6408, 45565), (6942, 42060), (7010, 41652), (8010, 36452), (8412, 34710), (9113, 32040), (9256, 31545), (10413, 28040), (10515, 27768), (10680, 27339), (11570, 25236), (12618, 23140), (13884, 21030), (14020, 20826), (16020, 18226), (16824, 17355)]