280284480

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{13903}}^1$

素因数の和:13933

約数の個数: 168

約数和(自身を含む): 1101864192

約数和(自身を除く): 821579712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 13903, 20160, 27806, 41709, 55612, 69515, 83418, 97321, 111224, 125127, 139030, 166836, 194642, 208545, 222448, 250254, 278060, 291963, 333672, 389284, 417090, 444896, 486605, 500508, 556120, 583926, 625635, 667344, 778568, 834180, 875889, 889792, 973210, 1001016, 1112240, 1167852, 1251270, 1334688, 1459815, 1557136, 1668360, 1751778, 1946420, 2002032, 2224480, 2335704, 2502540, 2669376, 2919630, 3114272, 3336720, 3503556, 3892840, 4004064, 4379445, 4448960, 4671408, 5005080, 5839260, 6228544, 6673440, 7007112, 7785680, 8008128, 8758890, 9342816, 10010160, 11678520, 13346880, 14014224, 15571360, 17517780, 18685632, 20020320, 23357040, 28028448, 31142720, 35035560, 40040640, 46714080, 56056896, 70071120, 93428160, 140142240, 280284480]

約数ペア:

[(1, 280284480), (2, 140142240), (3, 93428160), (4, 70071120), (5, 56056896), (6, 46714080), (7, 40040640), (8, 35035560), (9, 31142720), (10, 28028448), (12, 23357040), (14, 20020320), (15, 18685632), (16, 17517780), (18, 15571360), (20, 14014224), (21, 13346880), (24, 11678520), (28, 10010160), (30, 9342816), (32, 8758890), (35, 8008128), (36, 7785680), (40, 7007112), (42, 6673440), (45, 6228544), (48, 5839260), (56, 5005080), (60, 4671408), (63, 4448960), (64, 4379445), (70, 4004064), (72, 3892840), (80, 3503556), (84, 3336720), (90, 3114272), (96, 2919630), (105, 2669376), (112, 2502540), (120, 2335704), (126, 2224480), (140, 2002032), (144, 1946420), (160, 1751778), (168, 1668360), (180, 1557136), (192, 1459815), (210, 1334688), (224, 1251270), (240, 1167852), (252, 1112240), (280, 1001016), (288, 973210), (315, 889792), (320, 875889), (336, 834180), (360, 778568), (420, 667344), (448, 625635), (480, 583926), (504, 556120), (560, 500508), (576, 486605), (630, 444896), (672, 417090), (720, 389284), (840, 333672), (960, 291963), (1008, 278060), (1120, 250254), (1260, 222448), (1344, 208545), (1440, 194642), (1680, 166836), (2016, 139030), (2240, 125127), (2520, 111224), (2880, 97321), (3360, 83418), (4032, 69515), (5040, 55612), (6720, 41709), (10080, 27806), (13903, 20160)]