249095210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9439}}^1$

素因数の和:9495

約数の個数: 64

約数和(自身を含む): 570931200

約数和(自身を除く): 321835990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 130, 145, 182, 203, 290, 377, 406, 455, 754, 910, 1015, 1885, 2030, 2639, 3770, 5278, 9439, 13195, 18878, 26390, 47195, 66073, 94390, 122707, 132146, 245414, 273731, 330365, 547462, 613535, 660730, 858949, 1227070, 1368655, 1717898, 1916117, 2737310, 3558503, 3832234, 4294745, 7117006, 8589490, 9580585, 17792515, 19161170, 24909521, 35585030, 49819042, 124547605, 249095210]

約数ペア:

[(1, 249095210), (2, 124547605), (5, 49819042), (7, 35585030), (10, 24909521), (13, 19161170), (14, 17792515), (26, 9580585), (29, 8589490), (35, 7117006), (58, 4294745), (65, 3832234), (70, 3558503), (91, 2737310), (130, 1916117), (145, 1717898), (182, 1368655), (203, 1227070), (290, 858949), (377, 660730), (406, 613535), (455, 547462), (754, 330365), (910, 273731), (1015, 245414), (1885, 132146), (2030, 122707), (2639, 94390), (3770, 66073), (5278, 47195), (9439, 26390), (13195, 18878)]