251380944

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:833

約数の個数: 120

約数和(自身を含む): 747000800

約数和(自身を除く): 495619856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 139, 144, 152, 171, 228, 278, 304, 342, 417, 456, 556, 661, 684, 834, 912, 1112, 1251, 1322, 1368, 1668, 1983, 2224, 2502, 2641, 2644, 2736, 3336, 3966, 5004, 5282, 5288, 5949, 6672, 7923, 7932, 10008, 10564, 10576, 11898, 12559, 15846, 15864, 20016, 21128, 23769, 23796, 25118, 31692, 31728, 37677, 42256, 47538, 47592, 50236, 63384, 75354, 91879, 95076, 95184, 100472, 113031, 126768, 150708, 183758, 190152, 200944, 226062, 275637, 301416, 367516, 380304, 452124, 551274, 602832, 735032, 826911, 904248, 1102548, 1470064, 1653822, 1745701, 1808496, 2205096, 3307644, 3491402, 4410192, 5237103, 6615288, 6982804, 10474206, 13230576, 13965608, 15711309, 20948412, 27931216, 31422618, 41896824, 62845236, 83793648, 125690472, 251380944]

約数ペア:

[(1, 251380944), (2, 125690472), (3, 83793648), (4, 62845236), (6, 41896824), (8, 31422618), (9, 27931216), (12, 20948412), (16, 15711309), (18, 13965608), (19, 13230576), (24, 10474206), (36, 6982804), (38, 6615288), (48, 5237103), (57, 4410192), (72, 3491402), (76, 3307644), (114, 2205096), (139, 1808496), (144, 1745701), (152, 1653822), (171, 1470064), (228, 1102548), (278, 904248), (304, 826911), (342, 735032), (417, 602832), (456, 551274), (556, 452124), (661, 380304), (684, 367516), (834, 301416), (912, 275637), (1112, 226062), (1251, 200944), (1322, 190152), (1368, 183758), (1668, 150708), (1983, 126768), (2224, 113031), (2502, 100472), (2641, 95184), (2644, 95076), (2736, 91879), (3336, 75354), (3966, 63384), (5004, 50236), (5282, 47592), (5288, 47538), (5949, 42256), (6672, 37677), (7923, 31728), (7932, 31692), (10008, 25118), (10564, 23796), (10576, 23769), (11898, 21128), (12559, 20016), (15846, 15864)]