78084720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15493}}^1$

素因数の和:15519

約数の個数: 120

約数和(自身を含む): 299715936

約数和(自身を除く): 221631216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15493, 30986, 46479, 61972, 77465, 92958, 108451, 123944, 139437, 154930, 185916, 216902, 232395, 247888, 278874, 309860, 325353, 371832, 433804, 464790, 542255, 557748, 619720, 650706, 697185, 743664, 867608, 929580, 976059, 1084510, 1115496, 1239440, 1301412, 1394370, 1626765, 1735216, 1859160, 1952118, 2169020, 2230992, 2602824, 2788740, 3253530, 3718320, 3904236, 4338040, 4880295, 5205648, 5577480, 6507060, 7808472, 8676080, 9760590, 11154960, 13014120, 15616944, 19521180, 26028240, 39042360, 78084720]

約数ペア:

[(1, 78084720), (2, 39042360), (3, 26028240), (4, 19521180), (5, 15616944), (6, 13014120), (7, 11154960), (8, 9760590), (9, 8676080), (10, 7808472), (12, 6507060), (14, 5577480), (15, 5205648), (16, 4880295), (18, 4338040), (20, 3904236), (21, 3718320), (24, 3253530), (28, 2788740), (30, 2602824), (35, 2230992), (36, 2169020), (40, 1952118), (42, 1859160), (45, 1735216), (48, 1626765), (56, 1394370), (60, 1301412), (63, 1239440), (70, 1115496), (72, 1084510), (80, 976059), (84, 929580), (90, 867608), (105, 743664), (112, 697185), (120, 650706), (126, 619720), (140, 557748), (144, 542255), (168, 464790), (180, 433804), (210, 371832), (240, 325353), (252, 309860), (280, 278874), (315, 247888), (336, 232395), (360, 216902), (420, 185916), (504, 154930), (560, 139437), (630, 123944), (720, 108451), (840, 92958), (1008, 77465), (1260, 61972), (1680, 46479), (2520, 30986), (5040, 15493)]