38238420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 123338880

約数和(自身を除く): 85100460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 92, 110, 115, 121, 132, 138, 165, 220, 229, 230, 242, 253, 276, 330, 345, 363, 458, 460, 484, 506, 605, 660, 687, 690, 726, 759, 916, 1012, 1145, 1210, 1265, 1374, 1380, 1452, 1518, 1815, 2290, 2420, 2519, 2530, 2748, 2783, 3036, 3435, 3630, 3795, 4580, 5038, 5060, 5267, 5566, 6870, 7260, 7557, 7590, 8349, 10076, 10534, 11132, 12595, 13740, 13915, 15114, 15180, 15801, 16698, 21068, 25190, 26335, 27709, 27830, 30228, 31602, 33396, 37785, 41745, 50380, 52670, 55418, 55660, 57937, 63204, 75570, 79005, 83127, 83490, 105340, 110836, 115874, 138545, 151140, 158010, 166254, 166980, 173811, 231748, 277090, 289685, 316020, 332508, 347622, 415635, 554180, 579370, 637307, 695244, 831270, 869055, 1158740, 1274614, 1662540, 1738110, 1911921, 2549228, 3186535, 3476220, 3823842, 6373070, 7647684, 9559605, 12746140, 19119210, 38238420]

約数ペア:

[(1, 38238420), (2, 19119210), (3, 12746140), (4, 9559605), (5, 7647684), (6, 6373070), (10, 3823842), (11, 3476220), (12, 3186535), (15, 2549228), (20, 1911921), (22, 1738110), (23, 1662540), (30, 1274614), (33, 1158740), (44, 869055), (46, 831270), (55, 695244), (60, 637307), (66, 579370), (69, 554180), (92, 415635), (110, 347622), (115, 332508), (121, 316020), (132, 289685), (138, 277090), (165, 231748), (220, 173811), (229, 166980), (230, 166254), (242, 158010), (253, 151140), (276, 138545), (330, 115874), (345, 110836), (363, 105340), (458, 83490), (460, 83127), (484, 79005), (506, 75570), (605, 63204), (660, 57937), (687, 55660), (690, 55418), (726, 52670), (759, 50380), (916, 41745), (1012, 37785), (1145, 33396), (1210, 31602), (1265, 30228), (1374, 27830), (1380, 27709), (1452, 26335), (1518, 25190), (1815, 21068), (2290, 16698), (2420, 15801), (2519, 15180), (2530, 15114), (2748, 13915), (2783, 13740), (3036, 12595), (3435, 11132), (3630, 10534), (3795, 10076), (4580, 8349), (5038, 7590), (5060, 7557), (5267, 7260), (5566, 6870)]