285938520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{6947}}^1$

素因数の和:6982

約数の個数: 128

約数和(自身を含む): 1000512000

約数和(自身を除く): 714573480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3430, 4116, 5145, 5880, 6860, 6947, 8232, 10290, 13720, 13894, 20580, 20841, 27788, 34735, 41160, 41682, 48629, 55576, 69470, 83364, 97258, 104205, 138940, 145887, 166728, 194516, 208410, 243145, 277880, 291774, 340403, 389032, 416820, 486290, 583548, 680806, 729435, 833640, 972580, 1021209, 1167096, 1361612, 1458870, 1702015, 1945160, 2042418, 2382821, 2723224, 2917740, 3404030, 4084836, 4765642, 5106045, 5835480, 6808060, 7148463, 8169672, 9531284, 10212090, 11914105, 13616120, 14296926, 19062568, 20424180, 23828210, 28593852, 35742315, 40848360, 47656420, 57187704, 71484630, 95312840, 142969260, 285938520]

約数ペア:

[(1, 285938520), (2, 142969260), (3, 95312840), (4, 71484630), (5, 57187704), (6, 47656420), (7, 40848360), (8, 35742315), (10, 28593852), (12, 23828210), (14, 20424180), (15, 19062568), (20, 14296926), (21, 13616120), (24, 11914105), (28, 10212090), (30, 9531284), (35, 8169672), (40, 7148463), (42, 6808060), (49, 5835480), (56, 5106045), (60, 4765642), (70, 4084836), (84, 3404030), (98, 2917740), (105, 2723224), (120, 2382821), (140, 2042418), (147, 1945160), (168, 1702015), (196, 1458870), (210, 1361612), (245, 1167096), (280, 1021209), (294, 972580), (343, 833640), (392, 729435), (420, 680806), (490, 583548), (588, 486290), (686, 416820), (735, 389032), (840, 340403), (980, 291774), (1029, 277880), (1176, 243145), (1372, 208410), (1470, 194516), (1715, 166728), (1960, 145887), (2058, 138940), (2744, 104205), (2940, 97258), (3430, 83364), (4116, 69470), (5145, 55576), (5880, 48629), (6860, 41682), (6947, 41160), (8232, 34735), (10290, 27788), (13720, 20841), (13894, 20580)]