258404580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{22787}}^1$

素因数の和:22815

約数の個数: 120

約数和(自身を含む): 926468928

約数和(自身を除く): 668064348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 22787, 45574, 68361, 91148, 113935, 136722, 159509, 205083, 227870, 273444, 319018, 341805, 410166, 455740, 478527, 615249, 638036, 683610, 797545, 820332, 957054, 1025415, 1230498, 1367220, 1435581, 1595090, 1845747, 1914108, 2050830, 2392635, 2460996, 2871162, 3076245, 3190180, 3691494, 4101660, 4306743, 4785270, 5742324, 6152490, 7177905, 7382988, 8613486, 9228735, 9570540, 12304980, 12920229, 14355810, 17226972, 18457470, 21533715, 25840458, 28711620, 36914940, 43067430, 51680916, 64601145, 86134860, 129202290, 258404580]

約数ペア:

[(1, 258404580), (2, 129202290), (3, 86134860), (4, 64601145), (5, 51680916), (6, 43067430), (7, 36914940), (9, 28711620), (10, 25840458), (12, 21533715), (14, 18457470), (15, 17226972), (18, 14355810), (20, 12920229), (21, 12304980), (27, 9570540), (28, 9228735), (30, 8613486), (35, 7382988), (36, 7177905), (42, 6152490), (45, 5742324), (54, 4785270), (60, 4306743), (63, 4101660), (70, 3691494), (81, 3190180), (84, 3076245), (90, 2871162), (105, 2460996), (108, 2392635), (126, 2050830), (135, 1914108), (140, 1845747), (162, 1595090), (180, 1435581), (189, 1367220), (210, 1230498), (252, 1025415), (270, 957054), (315, 820332), (324, 797545), (378, 683610), (405, 638036), (420, 615249), (540, 478527), (567, 455740), (630, 410166), (756, 341805), (810, 319018), (945, 273444), (1134, 227870), (1260, 205083), (1620, 159509), (1890, 136722), (2268, 113935), (2835, 91148), (3780, 68361), (5670, 45574), (11340, 22787)]