419995440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{607}}^1$

素因数の和:688

約数の個数: 180

約数和(自身を含む): 1459852992

約数和(自身を除く): 1039857552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 607, 620, 720, 744, 930, 961, 1116, 1214, 1240, 1395, 1488, 1821, 1860, 1922, 2232, 2428, 2480, 2790, 2883, 3035, 3642, 3720, 3844, 4464, 4805, 4856, 5463, 5580, 5766, 6070, 7284, 7440, 7688, 8649, 9105, 9610, 9712, 10926, 11160, 11532, 12140, 14415, 14568, 15376, 17298, 18210, 18817, 19220, 21852, 22320, 23064, 24280, 27315, 28830, 29136, 34596, 36420, 37634, 38440, 43245, 43704, 46128, 48560, 54630, 56451, 57660, 69192, 72840, 75268, 76880, 86490, 87408, 94085, 109260, 112902, 115320, 138384, 145680, 150536, 169353, 172980, 188170, 218520, 225804, 230640, 282255, 301072, 338706, 345960, 376340, 437040, 451608, 564510, 583327, 677412, 691920, 752680, 846765, 903216, 1129020, 1166654, 1354824, 1505360, 1693530, 1749981, 2258040, 2333308, 2709648, 2916635, 3387060, 3499962, 4516080, 4666616, 5249943, 5833270, 6774120, 6999924, 8749905, 9333232, 10499886, 11666540, 13548240, 13999848, 17499810, 20999772, 23333080, 26249715, 27999696, 34999620, 41999544, 46666160, 52499430, 69999240, 83999088, 104998860, 139998480, 209997720, 419995440]

約数ペア:

[(1, 419995440), (2, 209997720), (3, 139998480), (4, 104998860), (5, 83999088), (6, 69999240), (8, 52499430), (9, 46666160), (10, 41999544), (12, 34999620), (15, 27999696), (16, 26249715), (18, 23333080), (20, 20999772), (24, 17499810), (30, 13999848), (31, 13548240), (36, 11666540), (40, 10499886), (45, 9333232), (48, 8749905), (60, 6999924), (62, 6774120), (72, 5833270), (80, 5249943), (90, 4666616), (93, 4516080), (120, 3499962), (124, 3387060), (144, 2916635), (155, 2709648), (180, 2333308), (186, 2258040), (240, 1749981), (248, 1693530), (279, 1505360), (310, 1354824), (360, 1166654), (372, 1129020), (465, 903216), (496, 846765), (558, 752680), (607, 691920), (620, 677412), (720, 583327), (744, 564510), (930, 451608), (961, 437040), (1116, 376340), (1214, 345960), (1240, 338706), (1395, 301072), (1488, 282255), (1821, 230640), (1860, 225804), (1922, 218520), (2232, 188170), (2428, 172980), (2480, 169353), (2790, 150536), (2883, 145680), (3035, 138384), (3642, 115320), (3720, 112902), (3844, 109260), (4464, 94085), (4805, 87408), (4856, 86490), (5463, 76880), (5580, 75268), (5766, 72840), (6070, 69192), (7284, 57660), (7440, 56451), (7688, 54630), (8649, 48560), (9105, 46128), (9610, 43704), (9712, 43245), (10926, 38440), (11160, 37634), (11532, 36420), (12140, 34596), (14415, 29136), (14568, 28830), (15376, 27315), (17298, 24280), (18210, 23064), (18817, 22320), (19220, 21852)]