420492240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{83431}}^1$

素因数の和:83457

約数の個数: 120

約数和(自身を含む): 1613908608

約数和(自身を除く): 1193416368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 83431, 166862, 250293, 333724, 417155, 500586, 584017, 667448, 750879, 834310, 1001172, 1168034, 1251465, 1334896, 1501758, 1668620, 1752051, 2002344, 2336068, 2502930, 2920085, 3003516, 3337240, 3504102, 3754395, 4004688, 4672136, 5005860, 5256153, 5840170, 6007032, 6674480, 7008204, 7508790, 8760255, 9344272, 10011720, 10512306, 11680340, 12014064, 14016408, 15017580, 17520510, 20023440, 21024612, 23360680, 26280765, 28032816, 30035160, 35041020, 42049224, 46721360, 52561530, 60070320, 70082040, 84098448, 105123060, 140164080, 210246120, 420492240]

約数ペア:

[(1, 420492240), (2, 210246120), (3, 140164080), (4, 105123060), (5, 84098448), (6, 70082040), (7, 60070320), (8, 52561530), (9, 46721360), (10, 42049224), (12, 35041020), (14, 30035160), (15, 28032816), (16, 26280765), (18, 23360680), (20, 21024612), (21, 20023440), (24, 17520510), (28, 15017580), (30, 14016408), (35, 12014064), (36, 11680340), (40, 10512306), (42, 10011720), (45, 9344272), (48, 8760255), (56, 7508790), (60, 7008204), (63, 6674480), (70, 6007032), (72, 5840170), (80, 5256153), (84, 5005860), (90, 4672136), (105, 4004688), (112, 3754395), (120, 3504102), (126, 3337240), (140, 3003516), (144, 2920085), (168, 2502930), (180, 2336068), (210, 2002344), (240, 1752051), (252, 1668620), (280, 1501758), (315, 1334896), (336, 1251465), (360, 1168034), (420, 1001172), (504, 834310), (560, 750879), (630, 667448), (720, 584017), (840, 500586), (1008, 417155), (1260, 333724), (1680, 250293), (2520, 166862), (5040, 83431)]