19089180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 65415168

約数和(自身を除く): 46325988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 311, 330, 341, 372, 396, 465, 495, 558, 620, 622, 660, 682, 930, 933, 990, 1023, 1116, 1244, 1364, 1395, 1555, 1705, 1860, 1866, 1980, 2046, 2790, 2799, 3069, 3110, 3410, 3421, 3732, 4092, 4665, 5115, 5580, 5598, 6138, 6220, 6820, 6842, 9330, 9641, 10230, 10263, 11196, 12276, 13684, 13995, 15345, 17105, 18660, 19282, 20460, 20526, 27990, 28923, 30690, 30789, 34210, 38564, 41052, 48205, 51315, 55980, 57846, 61380, 61578, 68420, 86769, 96410, 102630, 106051, 115692, 123156, 144615, 153945, 173538, 192820, 205260, 212102, 289230, 307890, 318153, 347076, 424204, 433845, 530255, 578460, 615780, 636306, 867690, 954459, 1060510, 1272612, 1590765, 1735380, 1908918, 2121020, 3181530, 3817836, 4772295, 6363060, 9544590, 19089180]

約数ペア:

[(1, 19089180), (2, 9544590), (3, 6363060), (4, 4772295), (5, 3817836), (6, 3181530), (9, 2121020), (10, 1908918), (11, 1735380), (12, 1590765), (15, 1272612), (18, 1060510), (20, 954459), (22, 867690), (30, 636306), (31, 615780), (33, 578460), (36, 530255), (44, 433845), (45, 424204), (55, 347076), (60, 318153), (62, 307890), (66, 289230), (90, 212102), (93, 205260), (99, 192820), (110, 173538), (124, 153945), (132, 144615), (155, 123156), (165, 115692), (180, 106051), (186, 102630), (198, 96410), (220, 86769), (279, 68420), (310, 61578), (311, 61380), (330, 57846), (341, 55980), (372, 51315), (396, 48205), (465, 41052), (495, 38564), (558, 34210), (620, 30789), (622, 30690), (660, 28923), (682, 27990), (930, 20526), (933, 20460), (990, 19282), (1023, 18660), (1116, 17105), (1244, 15345), (1364, 13995), (1395, 13684), (1555, 12276), (1705, 11196), (1860, 10263), (1866, 10230), (1980, 9641), (2046, 9330), (2790, 6842), (2799, 6820), (3069, 6220), (3110, 6138), (3410, 5598), (3421, 5580), (3732, 5115), (4092, 4665)]