18027240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1951}}^1$

素因数の和:1983

約数の個数: 128

約数和(自身を含む): 67461120

約数和(自身を除く): 49433880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 1951, 2310, 3080, 3902, 4620, 5853, 7804, 9240, 9755, 11706, 13657, 15608, 19510, 21461, 23412, 27314, 29265, 39020, 40971, 42922, 46824, 54628, 58530, 64383, 68285, 78040, 81942, 85844, 107305, 109256, 117060, 128766, 136570, 150227, 163884, 171688, 204855, 214610, 234120, 257532, 273140, 300454, 321915, 327768, 409710, 429220, 450681, 515064, 546280, 600908, 643830, 751135, 819420, 858440, 901362, 1201816, 1287660, 1502270, 1638840, 1802724, 2253405, 2575320, 3004540, 3605448, 4506810, 6009080, 9013620, 18027240]

約数ペア:

[(1, 18027240), (2, 9013620), (3, 6009080), (4, 4506810), (5, 3605448), (6, 3004540), (7, 2575320), (8, 2253405), (10, 1802724), (11, 1638840), (12, 1502270), (14, 1287660), (15, 1201816), (20, 901362), (21, 858440), (22, 819420), (24, 751135), (28, 643830), (30, 600908), (33, 546280), (35, 515064), (40, 450681), (42, 429220), (44, 409710), (55, 327768), (56, 321915), (60, 300454), (66, 273140), (70, 257532), (77, 234120), (84, 214610), (88, 204855), (105, 171688), (110, 163884), (120, 150227), (132, 136570), (140, 128766), (154, 117060), (165, 109256), (168, 107305), (210, 85844), (220, 81942), (231, 78040), (264, 68285), (280, 64383), (308, 58530), (330, 54628), (385, 46824), (420, 42922), (440, 40971), (462, 39020), (616, 29265), (660, 27314), (770, 23412), (840, 21461), (924, 19510), (1155, 15608), (1320, 13657), (1540, 11706), (1848, 9755), (1951, 9240), (2310, 7804), (3080, 5853), (3902, 4620)]