447138300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{212923}}^1$

素因数の和:212947

約数の個数: 72

約数和(自身を含む): 1478544256

約数和(自身を除く): 1031405956

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, 212923, 425846, 638769, 851692, 1064615, 1277538, 1490461, 2129230, 2555076, 2980922, 3193845, 4258460, 4471383, 5323075, 5961844, 6387690, 7452305, 8942766, 10646150, 12775380, 14904610, 15969225, 17885532, 21292300, 22356915, 29809220, 31938450, 37261525, 44713830, 63876900, 74523050, 89427660, 111784575, 149046100, 223569150, 447138300]

約数ペア:

[(1, 447138300), (2, 223569150), (3, 149046100), (4, 111784575), (5, 89427660), (6, 74523050), (7, 63876900), (10, 44713830), (12, 37261525), (14, 31938450), (15, 29809220), (20, 22356915), (21, 21292300), (25, 17885532), (28, 15969225), (30, 14904610), (35, 12775380), (42, 10646150), (50, 8942766), (60, 7452305), (70, 6387690), (75, 5961844), (84, 5323075), (100, 4471383), (105, 4258460), (140, 3193845), (150, 2980922), (175, 2555076), (210, 2129230), (300, 1490461), (350, 1277538), (420, 1064615), (525, 851692), (700, 638769), (1050, 425846), (2100, 212923)]