401055900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{190979}}^1$

素因数の和:191003

約数の個数: 72

約数和(自身を含む): 1326165120

約数和(自身を除く): 925109220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 190979, 381958, 572937, 763916, 954895, 1145874, 1336853, 1909790, 2291748, 2673706, 2864685, 3819580, 4010559, 4774475, 5347412, 5729370, 6684265, 8021118, 9548950, 11458740, 13368530, 14323425, 16042236, 19097900, 20052795, 26737060, 28646850, 33421325, 40105590, 57293700, 66842650, 80211180, 100263975, 133685300, 200527950, 401055900]

約数ペア:

[(1, 401055900), (2, 200527950), (3, 133685300), (4, 100263975), (5, 80211180), (6, 66842650), (7, 57293700), (10, 40105590), (12, 33421325), (14, 28646850), (15, 26737060), (20, 20052795), (21, 19097900), (25, 16042236), (28, 14323425), (30, 13368530), (35, 11458740), (42, 9548950), (50, 8021118), (60, 6684265), (70, 5729370), (75, 5347412), (84, 4774475), (100, 4010559), (105, 3819580), (140, 2864685), (150, 2673706), (175, 2291748), (210, 1909790), (300, 1336853), (350, 1145874), (420, 954895), (525, 763916), (700, 572937), (1050, 381958), (2100, 190979)]