2209217640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{31687}}^1$

素因数の和:31791

約数の個数: 128

約数和(自身を含む): 7665960960

約数和(自身を除く): 5456743320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2324, 2490, 2905, 3320, 3486, 4648, 4980, 5810, 6972, 8715, 9960, 11620, 13944, 17430, 23240, 31687, 34860, 63374, 69720, 95061, 126748, 158435, 190122, 221809, 253496, 316870, 380244, 443618, 475305, 633740, 665427, 760488, 887236, 950610, 1109045, 1267480, 1330854, 1774472, 1901220, 2218090, 2630021, 2661708, 3327135, 3802440, 4436180, 5260042, 5323416, 6654270, 7890063, 8872360, 10520084, 13150105, 13308540, 15780126, 18410147, 21040168, 26300210, 26617080, 31560252, 36820294, 39450315, 52600420, 55230441, 63120504, 73640588, 78900630, 92050735, 105200840, 110460882, 147281176, 157801260, 184101470, 220921764, 276152205, 315602520, 368202940, 441843528, 552304410, 736405880, 1104608820, 2209217640]

約数ペア:

[(1, 2209217640), (2, 1104608820), (3, 736405880), (4, 552304410), (5, 441843528), (6, 368202940), (7, 315602520), (8, 276152205), (10, 220921764), (12, 184101470), (14, 157801260), (15, 147281176), (20, 110460882), (21, 105200840), (24, 92050735), (28, 78900630), (30, 73640588), (35, 63120504), (40, 55230441), (42, 52600420), (56, 39450315), (60, 36820294), (70, 31560252), (83, 26617080), (84, 26300210), (105, 21040168), (120, 18410147), (140, 15780126), (166, 13308540), (168, 13150105), (210, 10520084), (249, 8872360), (280, 7890063), (332, 6654270), (415, 5323416), (420, 5260042), (498, 4436180), (581, 3802440), (664, 3327135), (830, 2661708), (840, 2630021), (996, 2218090), (1162, 1901220), (1245, 1774472), (1660, 1330854), (1743, 1267480), (1992, 1109045), (2324, 950610), (2490, 887236), (2905, 760488), (3320, 665427), (3486, 633740), (4648, 475305), (4980, 443618), (5810, 380244), (6972, 316870), (8715, 253496), (9960, 221809), (11620, 190122), (13944, 158435), (17430, 126748), (23240, 95061), (31687, 69720), (34860, 63374)]