19441800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1543}}^1$

素因数の和:1572

約数の個数: 144

約数和(自身を含む): 74667840

約数和(自身を除く): 55226040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1543, 1575, 1800, 2100, 2520, 3086, 3150, 4200, 4629, 6172, 6300, 7715, 9258, 10801, 12344, 12600, 13887, 15430, 18516, 21602, 23145, 27774, 30860, 32403, 37032, 38575, 43204, 46290, 54005, 55548, 61720, 64806, 69435, 77150, 86408, 92580, 97209, 108010, 111096, 115725, 129612, 138870, 154300, 162015, 185160, 194418, 216020, 231450, 259224, 270025, 277740, 308600, 324030, 347175, 388836, 432040, 462900, 486045, 540050, 555480, 648060, 694350, 777672, 810075, 925800, 972090, 1080100, 1296120, 1388700, 1620150, 1944180, 2160200, 2430225, 2777400, 3240300, 3888360, 4860450, 6480600, 9720900, 19441800]

約数ペア:

[(1, 19441800), (2, 9720900), (3, 6480600), (4, 4860450), (5, 3888360), (6, 3240300), (7, 2777400), (8, 2430225), (9, 2160200), (10, 1944180), (12, 1620150), (14, 1388700), (15, 1296120), (18, 1080100), (20, 972090), (21, 925800), (24, 810075), (25, 777672), (28, 694350), (30, 648060), (35, 555480), (36, 540050), (40, 486045), (42, 462900), (45, 432040), (50, 388836), (56, 347175), (60, 324030), (63, 308600), (70, 277740), (72, 270025), (75, 259224), (84, 231450), (90, 216020), (100, 194418), (105, 185160), (120, 162015), (126, 154300), (140, 138870), (150, 129612), (168, 115725), (175, 111096), (180, 108010), (200, 97209), (210, 92580), (225, 86408), (252, 77150), (280, 69435), (300, 64806), (315, 61720), (350, 55548), (360, 54005), (420, 46290), (450, 43204), (504, 38575), (525, 37032), (600, 32403), (630, 30860), (700, 27774), (840, 23145), (900, 21602), (1050, 18516), (1260, 15430), (1400, 13887), (1543, 12600), (1575, 12344), (1800, 10801), (2100, 9258), (2520, 7715), (3086, 6300), (3150, 6172), (4200, 4629)]