19513440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4517}}^1$

素因数の和:4541

約数の個数: 96

約数和(自身を含む): 68312160

約数和(自身を除く): 48798720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4517, 9034, 13551, 18068, 22585, 27102, 36136, 40653, 45170, 54204, 67755, 72272, 81306, 90340, 108408, 121959, 135510, 144544, 162612, 180680, 203265, 216816, 243918, 271020, 325224, 361360, 406530, 433632, 487836, 542040, 609795, 650448, 722720, 813060, 975672, 1084080, 1219590, 1300896, 1626120, 1951344, 2168160, 2439180, 3252240, 3902688, 4878360, 6504480, 9756720, 19513440]

約数ペア:

[(1, 19513440), (2, 9756720), (3, 6504480), (4, 4878360), (5, 3902688), (6, 3252240), (8, 2439180), (9, 2168160), (10, 1951344), (12, 1626120), (15, 1300896), (16, 1219590), (18, 1084080), (20, 975672), (24, 813060), (27, 722720), (30, 650448), (32, 609795), (36, 542040), (40, 487836), (45, 433632), (48, 406530), (54, 361360), (60, 325224), (72, 271020), (80, 243918), (90, 216816), (96, 203265), (108, 180680), (120, 162612), (135, 144544), (144, 135510), (160, 121959), (180, 108408), (216, 90340), (240, 81306), (270, 72272), (288, 67755), (360, 54204), (432, 45170), (480, 40653), (540, 36136), (720, 27102), (864, 22585), (1080, 18068), (1440, 13551), (2160, 9034), (4320, 4517)]