421661520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{83663}}^1$

素因数の和:83689

約数の個数: 120

約数和(自身を含む): 1618396416

約数和(自身を除く): 1196734896

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, 83663, 167326, 250989, 334652, 418315, 501978, 585641, 669304, 752967, 836630, 1003956, 1171282, 1254945, 1338608, 1505934, 1673260, 1756923, 2007912, 2342564, 2509890, 2928205, 3011868, 3346520, 3513846, 3764835, 4015824, 4685128, 5019780, 5270769, 5856410, 6023736, 6693040, 7027692, 7529670, 8784615, 9370256, 10039560, 10541538, 11712820, 12047472, 14055384, 15059340, 17569230, 20079120, 21083076, 23425640, 26353845, 28110768, 30118680, 35138460, 42166152, 46851280, 52707690, 60237360, 70276920, 84332304, 105415380, 140553840, 210830760, 421661520]

約数ペア:

[(1, 421661520), (2, 210830760), (3, 140553840), (4, 105415380), (5, 84332304), (6, 70276920), (7, 60237360), (8, 52707690), (9, 46851280), (10, 42166152), (12, 35138460), (14, 30118680), (15, 28110768), (16, 26353845), (18, 23425640), (20, 21083076), (21, 20079120), (24, 17569230), (28, 15059340), (30, 14055384), (35, 12047472), (36, 11712820), (40, 10541538), (42, 10039560), (45, 9370256), (48, 8784615), (56, 7529670), (60, 7027692), (63, 6693040), (70, 6023736), (72, 5856410), (80, 5270769), (84, 5019780), (90, 4685128), (105, 4015824), (112, 3764835), (120, 3513846), (126, 3346520), (140, 3011868), (144, 2928205), (168, 2509890), (180, 2342564), (210, 2007912), (240, 1756923), (252, 1673260), (280, 1505934), (315, 1338608), (336, 1254945), (360, 1171282), (420, 1003956), (504, 836630), (560, 752967), (630, 669304), (720, 585641), (840, 501978), (1008, 418315), (1260, 334652), (1680, 250989), (2520, 167326), (5040, 83663)]