2881890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 8491392

約数和(自身を除く): 5609502

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 41, 45, 55, 66, 71, 82, 90, 99, 110, 123, 142, 165, 198, 205, 213, 246, 330, 355, 369, 410, 426, 451, 495, 615, 639, 710, 738, 781, 902, 990, 1065, 1230, 1278, 1353, 1562, 1845, 2130, 2255, 2343, 2706, 2911, 3195, 3690, 3905, 4059, 4510, 4686, 5822, 6390, 6765, 7029, 7810, 8118, 8733, 11715, 13530, 14058, 14555, 17466, 20295, 23430, 26199, 29110, 32021, 35145, 40590, 43665, 52398, 64042, 70290, 87330, 96063, 130995, 160105, 192126, 261990, 288189, 320210, 480315, 576378, 960630, 1440945, 2881890]

約数ペア:

[(1, 2881890), (2, 1440945), (3, 960630), (5, 576378), (6, 480315), (9, 320210), (10, 288189), (11, 261990), (15, 192126), (18, 160105), (22, 130995), (30, 96063), (33, 87330), (41, 70290), (45, 64042), (55, 52398), (66, 43665), (71, 40590), (82, 35145), (90, 32021), (99, 29110), (110, 26199), (123, 23430), (142, 20295), (165, 17466), (198, 14555), (205, 14058), (213, 13530), (246, 11715), (330, 8733), (355, 8118), (369, 7810), (410, 7029), (426, 6765), (451, 6390), (495, 5822), (615, 4686), (639, 4510), (710, 4059), (738, 3905), (781, 3690), (902, 3195), (990, 2911), (1065, 2706), (1230, 2343), (1278, 2255), (1353, 2130), (1562, 1845)]