71213160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:467

約数の個数: 128

約数和(自身を含む): 225118080

約数和(自身を除く): 153904920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 43, 60, 74, 86, 111, 120, 129, 148, 172, 185, 215, 222, 258, 296, 344, 370, 373, 430, 444, 516, 555, 645, 740, 746, 860, 888, 1032, 1110, 1119, 1290, 1480, 1492, 1591, 1720, 1865, 2220, 2238, 2580, 2984, 3182, 3730, 4440, 4476, 4773, 5160, 5595, 6364, 7460, 7955, 8952, 9546, 11190, 12728, 13801, 14920, 15910, 16039, 19092, 22380, 23865, 27602, 31820, 32078, 38184, 41403, 44760, 47730, 48117, 55204, 63640, 64156, 69005, 80195, 82806, 95460, 96234, 110408, 128312, 138010, 160390, 165612, 190920, 192468, 207015, 240585, 276020, 320780, 331224, 384936, 414030, 481170, 552040, 593443, 641560, 828060, 962340, 1186886, 1656120, 1780329, 1924680, 2373772, 2967215, 3560658, 4747544, 5934430, 7121316, 8901645, 11868860, 14242632, 17803290, 23737720, 35606580, 71213160]

約数ペア:

[(1, 71213160), (2, 35606580), (3, 23737720), (4, 17803290), (5, 14242632), (6, 11868860), (8, 8901645), (10, 7121316), (12, 5934430), (15, 4747544), (20, 3560658), (24, 2967215), (30, 2373772), (37, 1924680), (40, 1780329), (43, 1656120), (60, 1186886), (74, 962340), (86, 828060), (111, 641560), (120, 593443), (129, 552040), (148, 481170), (172, 414030), (185, 384936), (215, 331224), (222, 320780), (258, 276020), (296, 240585), (344, 207015), (370, 192468), (373, 190920), (430, 165612), (444, 160390), (516, 138010), (555, 128312), (645, 110408), (740, 96234), (746, 95460), (860, 82806), (888, 80195), (1032, 69005), (1110, 64156), (1119, 63640), (1290, 55204), (1480, 48117), (1492, 47730), (1591, 44760), (1720, 41403), (1865, 38184), (2220, 32078), (2238, 31820), (2580, 27602), (2984, 23865), (3182, 22380), (3730, 19092), (4440, 16039), (4476, 15910), (4773, 14920), (5160, 13801), (5595, 12728), (6364, 11190), (7460, 9546), (7955, 8952)]