211689216

素因数分解:

$2^8\times 3^2\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:822

約数の個数: 108

約数和(自身を含む): 615673240

約数和(自身を除く): 403984024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 139, 144, 192, 256, 278, 288, 384, 417, 556, 576, 661, 768, 834, 1112, 1152, 1251, 1322, 1668, 1983, 2224, 2304, 2502, 2644, 3336, 3966, 4448, 5004, 5288, 5949, 6672, 7932, 8896, 10008, 10576, 11898, 13344, 15864, 17792, 20016, 21152, 23796, 26688, 31728, 35584, 40032, 42304, 47592, 53376, 63456, 80064, 84608, 91879, 95184, 106752, 126912, 160128, 169216, 183758, 190368, 253824, 275637, 320256, 367516, 380736, 507648, 551274, 735032, 761472, 826911, 1102548, 1470064, 1522944, 1653822, 2205096, 2940128, 3307644, 4410192, 5880256, 6615288, 8820384, 11760512, 13230576, 17640768, 23521024, 26461152, 35281536, 52922304, 70563072, 105844608, 211689216]

約数ペア:

[(1, 211689216), (2, 105844608), (3, 70563072), (4, 52922304), (6, 35281536), (8, 26461152), (9, 23521024), (12, 17640768), (16, 13230576), (18, 11760512), (24, 8820384), (32, 6615288), (36, 5880256), (48, 4410192), (64, 3307644), (72, 2940128), (96, 2205096), (128, 1653822), (139, 1522944), (144, 1470064), (192, 1102548), (256, 826911), (278, 761472), (288, 735032), (384, 551274), (417, 507648), (556, 380736), (576, 367516), (661, 320256), (768, 275637), (834, 253824), (1112, 190368), (1152, 183758), (1251, 169216), (1322, 160128), (1668, 126912), (1983, 106752), (2224, 95184), (2304, 91879), (2502, 84608), (2644, 80064), (3336, 63456), (3966, 53376), (4448, 47592), (5004, 42304), (5288, 40032), (5949, 35584), (6672, 31728), (7932, 26688), (8896, 23796), (10008, 21152), (10576, 20016), (11898, 17792), (13344, 15864)]