19210481340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^3\times {\mathrm{4027}}^1$

素因数の和:4168

約数の個数: 96

約数和(自身を含む): 55083705600

約数和(自身を除く): 35873224260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1849, 2580, 3698, 4027, 5547, 7396, 8054, 9245, 11094, 12081, 16108, 18490, 20135, 22188, 24162, 27735, 36980, 40270, 48324, 55470, 60405, 79507, 80540, 110940, 120810, 159014, 173161, 238521, 241620, 318028, 346322, 397535, 477042, 519483, 692644, 795070, 865805, 954084, 1038966, 1192605, 1590140, 1731610, 2077932, 2385210, 2597415, 3463220, 4770420, 5194830, 7445923, 10389660, 14891846, 22337769, 29783692, 37229615, 44675538, 74459230, 89351076, 111688845, 148918460, 223377690, 320174689, 446755380, 640349378, 960524067, 1280698756, 1600873445, 1921048134, 3201746890, 3842096268, 4802620335, 6403493780, 9605240670, 19210481340]

約数ペア:

[(1, 19210481340), (2, 9605240670), (3, 6403493780), (4, 4802620335), (5, 3842096268), (6, 3201746890), (10, 1921048134), (12, 1600873445), (15, 1280698756), (20, 960524067), (30, 640349378), (43, 446755380), (60, 320174689), (86, 223377690), (129, 148918460), (172, 111688845), (215, 89351076), (258, 74459230), (430, 44675538), (516, 37229615), (645, 29783692), (860, 22337769), (1290, 14891846), (1849, 10389660), (2580, 7445923), (3698, 5194830), (4027, 4770420), (5547, 3463220), (7396, 2597415), (8054, 2385210), (9245, 2077932), (11094, 1731610), (12081, 1590140), (16108, 1192605), (18490, 1038966), (20135, 954084), (22188, 865805), (24162, 795070), (27735, 692644), (36980, 519483), (40270, 477042), (48324, 397535), (55470, 346322), (60405, 318028), (79507, 241620), (80540, 238521), (110940, 173161), (120810, 159014)]