263365992

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{21391}}^1$

素因数の和:21428

約数の個数: 80

約数和(自身を含む): 776529600

約数和(自身を除く): 513163608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 324, 342, 456, 513, 648, 684, 1026, 1368, 1539, 2052, 3078, 4104, 6156, 12312, 21391, 42782, 64173, 85564, 128346, 171128, 192519, 256692, 385038, 406429, 513384, 577557, 770076, 812858, 1155114, 1219287, 1540152, 1625716, 1732671, 2310228, 2438574, 3251432, 3465342, 3657861, 4620456, 4877148, 6930684, 7315722, 9754296, 10973583, 13861368, 14631444, 21947166, 29262888, 32920749, 43894332, 65841498, 87788664, 131682996, 263365992]

約数ペア:

[(1, 263365992), (2, 131682996), (3, 87788664), (4, 65841498), (6, 43894332), (8, 32920749), (9, 29262888), (12, 21947166), (18, 14631444), (19, 13861368), (24, 10973583), (27, 9754296), (36, 7315722), (38, 6930684), (54, 4877148), (57, 4620456), (72, 3657861), (76, 3465342), (81, 3251432), (108, 2438574), (114, 2310228), (152, 1732671), (162, 1625716), (171, 1540152), (216, 1219287), (228, 1155114), (324, 812858), (342, 770076), (456, 577557), (513, 513384), (648, 406429), (684, 385038), (1026, 256692), (1368, 192519), (1539, 171128), (2052, 128346), (3078, 85564), (4104, 64173), (6156, 42782), (12312, 21391)]