19355280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 160

約数和(自身を含む): 70495488

約数和(自身を除く): 51140208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 281, 287, 328, 336, 410, 420, 492, 560, 562, 574, 615, 656, 820, 840, 843, 861, 984, 1124, 1148, 1230, 1405, 1435, 1640, 1680, 1686, 1722, 1967, 1968, 2248, 2296, 2460, 2810, 2870, 3280, 3372, 3444, 3934, 4215, 4305, 4496, 4592, 4920, 5620, 5740, 5901, 6744, 6888, 7868, 8430, 8610, 9835, 9840, 11240, 11480, 11521, 11802, 13488, 13776, 15736, 16860, 17220, 19670, 22480, 22960, 23042, 23604, 29505, 31472, 33720, 34440, 34563, 39340, 46084, 47208, 57605, 59010, 67440, 68880, 69126, 78680, 80647, 92168, 94416, 115210, 118020, 138252, 157360, 161294, 172815, 184336, 230420, 236040, 241941, 276504, 322588, 345630, 403235, 460840, 472080, 483882, 553008, 645176, 691260, 806470, 921680, 967764, 1209705, 1290352, 1382520, 1612940, 1935528, 2419410, 2765040, 3225880, 3871056, 4838820, 6451760, 9677640, 19355280]

約数ペア:

[(1, 19355280), (2, 9677640), (3, 6451760), (4, 4838820), (5, 3871056), (6, 3225880), (7, 2765040), (8, 2419410), (10, 1935528), (12, 1612940), (14, 1382520), (15, 1290352), (16, 1209705), (20, 967764), (21, 921680), (24, 806470), (28, 691260), (30, 645176), (35, 553008), (40, 483882), (41, 472080), (42, 460840), (48, 403235), (56, 345630), (60, 322588), (70, 276504), (80, 241941), (82, 236040), (84, 230420), (105, 184336), (112, 172815), (120, 161294), (123, 157360), (140, 138252), (164, 118020), (168, 115210), (205, 94416), (210, 92168), (240, 80647), (246, 78680), (280, 69126), (281, 68880), (287, 67440), (328, 59010), (336, 57605), (410, 47208), (420, 46084), (492, 39340), (560, 34563), (562, 34440), (574, 33720), (615, 31472), (656, 29505), (820, 23604), (840, 23042), (843, 22960), (861, 22480), (984, 19670), (1124, 17220), (1148, 16860), (1230, 15736), (1405, 13776), (1435, 13488), (1640, 11802), (1680, 11521), (1686, 11480), (1722, 11240), (1967, 9840), (1968, 9835), (2248, 8610), (2296, 8430), (2460, 7868), (2810, 6888), (2870, 6744), (3280, 5901), (3372, 5740), (3444, 5620), (3934, 4920), (4215, 4592), (4305, 4496)]