142641940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2467}}^1$

素因数の和:2549

約数の個数: 72

約数和(自身を含む): 354503520

約数和(自身を除く): 211861580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 590, 826, 980, 1180, 1652, 2065, 2467, 2891, 4130, 4934, 5782, 8260, 9868, 11564, 12335, 14455, 17269, 24670, 28910, 34538, 49340, 57820, 69076, 86345, 120883, 145553, 172690, 241766, 291106, 345380, 483532, 582212, 604415, 727765, 1018871, 1208830, 1455530, 2037742, 2417660, 2911060, 4075484, 5094355, 7132097, 10188710, 14264194, 20377420, 28528388, 35660485, 71320970, 142641940]

約数ペア:

[(1, 142641940), (2, 71320970), (4, 35660485), (5, 28528388), (7, 20377420), (10, 14264194), (14, 10188710), (20, 7132097), (28, 5094355), (35, 4075484), (49, 2911060), (59, 2417660), (70, 2037742), (98, 1455530), (118, 1208830), (140, 1018871), (196, 727765), (236, 604415), (245, 582212), (295, 483532), (413, 345380), (490, 291106), (590, 241766), (826, 172690), (980, 145553), (1180, 120883), (1652, 86345), (2065, 69076), (2467, 57820), (2891, 49340), (4130, 34538), (4934, 28910), (5782, 24670), (8260, 17269), (9868, 14455), (11564, 12335)]