7973197440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{319439}}^1$

素因数の和:319474

約数の個数: 128

約数和(自身を含む): 27369619200

約数和(自身を除く): 19396421760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 319439, 638878, 958317, 1277756, 1597195, 1916634, 2555512, 3194390, 3833268, 4152707, 4791585, 5111024, 6388780, 7666536, 8305414, 9583170, 10222048, 12458121, 12777560, 15333072, 16610828, 19166340, 20444096, 20763535, 24916242, 25555120, 30666144, 33221656, 38332680, 40888192, 41527070, 49832484, 51110240, 61332288, 62290605, 66443312, 76665360, 83054140, 99664968, 102220480, 122664576, 124581210, 132886624, 153330720, 166108280, 199329936, 204440960, 249162420, 265773248, 306661440, 332216560, 398659872, 498324840, 531546496, 613322880, 664433120, 797319744, 996649680, 1328866240, 1594639488, 1993299360, 2657732480, 3986598720, 7973197440]

約数ペア:

[(1, 7973197440), (2, 3986598720), (3, 2657732480), (4, 1993299360), (5, 1594639488), (6, 1328866240), (8, 996649680), (10, 797319744), (12, 664433120), (13, 613322880), (15, 531546496), (16, 498324840), (20, 398659872), (24, 332216560), (26, 306661440), (30, 265773248), (32, 249162420), (39, 204440960), (40, 199329936), (48, 166108280), (52, 153330720), (60, 132886624), (64, 124581210), (65, 122664576), (78, 102220480), (80, 99664968), (96, 83054140), (104, 76665360), (120, 66443312), (128, 62290605), (130, 61332288), (156, 51110240), (160, 49832484), (192, 41527070), (195, 40888192), (208, 38332680), (240, 33221656), (260, 30666144), (312, 25555120), (320, 24916242), (384, 20763535), (390, 20444096), (416, 19166340), (480, 16610828), (520, 15333072), (624, 12777560), (640, 12458121), (780, 10222048), (832, 9583170), (960, 8305414), (1040, 7666536), (1248, 6388780), (1560, 5111024), (1664, 4791585), (1920, 4152707), (2080, 3833268), (2496, 3194390), (3120, 2555512), (4160, 1916634), (4992, 1597195), (6240, 1277756), (8320, 958317), (12480, 638878), (24960, 319439)]