287954040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 192

約数和(自身を含む): 978065280

約数和(自身を除く): 690111240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 227, 248, 264, 310, 330, 341, 372, 440, 454, 465, 620, 660, 681, 682, 744, 908, 930, 961, 1023, 1135, 1240, 1320, 1362, 1364, 1705, 1816, 1860, 1922, 2046, 2270, 2497, 2724, 2728, 2883, 3405, 3410, 3720, 3844, 4092, 4540, 4805, 4994, 5115, 5448, 5766, 6810, 6820, 7037, 7491, 7688, 8184, 9080, 9610, 9988, 10230, 10571, 11532, 12485, 13620, 13640, 14074, 14415, 14982, 19220, 19976, 20460, 21111, 21142, 23064, 24970, 27240, 28148, 28830, 29964, 31713, 35185, 37455, 38440, 40920, 42222, 42284, 49940, 52855, 56296, 57660, 59928, 63426, 70370, 74910, 77407, 84444, 84568, 99880, 105555, 105710, 115320, 126852, 140740, 149820, 154814, 158565, 168888, 211110, 211420, 218147, 232221, 253704, 281480, 299640, 309628, 317130, 387035, 422220, 422840, 436294, 464442, 619256, 634260, 654441, 774070, 844440, 872588, 928884, 1090735, 1161105, 1268520, 1308882, 1548140, 1745176, 1857768, 2181470, 2322210, 2399617, 2617764, 3096280, 3272205, 4362940, 4644420, 4799234, 5235528, 6544410, 7198851, 8725880, 9288840, 9598468, 11998085, 13088820, 14397702, 19196936, 23996170, 26177640, 28795404, 35994255, 47992340, 57590808, 71988510, 95984680, 143977020, 287954040]

約数ペア:

[(1, 287954040), (2, 143977020), (3, 95984680), (4, 71988510), (5, 57590808), (6, 47992340), (8, 35994255), (10, 28795404), (11, 26177640), (12, 23996170), (15, 19196936), (20, 14397702), (22, 13088820), (24, 11998085), (30, 9598468), (31, 9288840), (33, 8725880), (40, 7198851), (44, 6544410), (55, 5235528), (60, 4799234), (62, 4644420), (66, 4362940), (88, 3272205), (93, 3096280), (110, 2617764), (120, 2399617), (124, 2322210), (132, 2181470), (155, 1857768), (165, 1745176), (186, 1548140), (220, 1308882), (227, 1268520), (248, 1161105), (264, 1090735), (310, 928884), (330, 872588), (341, 844440), (372, 774070), (440, 654441), (454, 634260), (465, 619256), (620, 464442), (660, 436294), (681, 422840), (682, 422220), (744, 387035), (908, 317130), (930, 309628), (961, 299640), (1023, 281480), (1135, 253704), (1240, 232221), (1320, 218147), (1362, 211420), (1364, 211110), (1705, 168888), (1816, 158565), (1860, 154814), (1922, 149820), (2046, 140740), (2270, 126852), (2497, 115320), (2724, 105710), (2728, 105555), (2883, 99880), (3405, 84568), (3410, 84444), (3720, 77407), (3844, 74910), (4092, 70370), (4540, 63426), (4805, 59928), (4994, 57660), (5115, 56296), (5448, 52855), (5766, 49940), (6810, 42284), (6820, 42222), (7037, 40920), (7491, 38440), (7688, 37455), (8184, 35185), (9080, 31713), (9610, 29964), (9988, 28830), (10230, 28148), (10571, 27240), (11532, 24970), (12485, 23064), (13620, 21142), (13640, 21111), (14074, 20460), (14415, 19976), (14982, 19220)]