26431020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1907}}^1$

素因数の和:1940

約数の個数: 144

約数和(自身を含む): 100009728

約数和(自身を除く): 73578708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1907, 1980, 2310, 2772, 3465, 3814, 4620, 5721, 6930, 7628, 9535, 11442, 13349, 13860, 17163, 19070, 20977, 22884, 26698, 28605, 34326, 38140, 40047, 41954, 53396, 57210, 62931, 66745, 68652, 80094, 83908, 85815, 104885, 114420, 120141, 125862, 133490, 146839, 160188, 171630, 188793, 200235, 209770, 240282, 251724, 266980, 293678, 314655, 343260, 377586, 400470, 419540, 440517, 480564, 587356, 600705, 629310, 734195, 755172, 800940, 881034, 943965, 1201410, 1258620, 1321551, 1468390, 1762068, 1887930, 2202585, 2402820, 2643102, 2936780, 3775860, 4405170, 5286204, 6607755, 8810340, 13215510, 26431020]

約数ペア:

[(1, 26431020), (2, 13215510), (3, 8810340), (4, 6607755), (5, 5286204), (6, 4405170), (7, 3775860), (9, 2936780), (10, 2643102), (11, 2402820), (12, 2202585), (14, 1887930), (15, 1762068), (18, 1468390), (20, 1321551), (21, 1258620), (22, 1201410), (28, 943965), (30, 881034), (33, 800940), (35, 755172), (36, 734195), (42, 629310), (44, 600705), (45, 587356), (55, 480564), (60, 440517), (63, 419540), (66, 400470), (70, 377586), (77, 343260), (84, 314655), (90, 293678), (99, 266980), (105, 251724), (110, 240282), (126, 209770), (132, 200235), (140, 188793), (154, 171630), (165, 160188), (180, 146839), (198, 133490), (210, 125862), (220, 120141), (231, 114420), (252, 104885), (308, 85815), (315, 83908), (330, 80094), (385, 68652), (396, 66745), (420, 62931), (462, 57210), (495, 53396), (630, 41954), (660, 40047), (693, 38140), (770, 34326), (924, 28605), (990, 26698), (1155, 22884), (1260, 20977), (1386, 19070), (1540, 17163), (1907, 13860), (1980, 13349), (2310, 11442), (2772, 9535), (3465, 7628), (3814, 6930), (4620, 5721)]