421194900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{200569}}^1$

素因数の和:200593

約数の個数: 72

約数和(自身を含む): 1392758080

約数和(自身を除く): 971563180

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, 200569, 401138, 601707, 802276, 1002845, 1203414, 1403983, 2005690, 2406828, 2807966, 3008535, 4011380, 4211949, 5014225, 5615932, 6017070, 7019915, 8423898, 10028450, 12034140, 14039830, 15042675, 16847796, 20056900, 21059745, 28079660, 30085350, 35099575, 42119490, 60170700, 70199150, 84238980, 105298725, 140398300, 210597450, 421194900]

約数ペア:

[(1, 421194900), (2, 210597450), (3, 140398300), (4, 105298725), (5, 84238980), (6, 70199150), (7, 60170700), (10, 42119490), (12, 35099575), (14, 30085350), (15, 28079660), (20, 21059745), (21, 20056900), (25, 16847796), (28, 15042675), (30, 14039830), (35, 12034140), (42, 10028450), (50, 8423898), (60, 7019915), (70, 6017070), (75, 5615932), (84, 5014225), (100, 4211949), (105, 4011380), (140, 3008535), (150, 2807966), (175, 2406828), (210, 2005690), (300, 1403983), (350, 1203414), (420, 1002845), (525, 802276), (700, 601707), (1050, 401138), (2100, 200569)]