238925128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 495331200

約数和(自身を除く): 256406072

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 89, 104, 166, 178, 311, 332, 356, 622, 664, 712, 1079, 1157, 1244, 2158, 2314, 2488, 4043, 4316, 4628, 7387, 8086, 8632, 9256, 14774, 16172, 25813, 27679, 29548, 32344, 51626, 55358, 59096, 96031, 103252, 110716, 192062, 206504, 221432, 335569, 359827, 384124, 671138, 719654, 768248, 1342276, 1439308, 2297357, 2684552, 2878616, 4594714, 9189428, 18378856, 29865641, 59731282, 119462564, 238925128]

約数ペア:

[(1, 238925128), (2, 119462564), (4, 59731282), (8, 29865641), (13, 18378856), (26, 9189428), (52, 4594714), (83, 2878616), (89, 2684552), (104, 2297357), (166, 1439308), (178, 1342276), (311, 768248), (332, 719654), (356, 671138), (622, 384124), (664, 359827), (712, 335569), (1079, 221432), (1157, 206504), (1244, 192062), (2158, 110716), (2314, 103252), (2488, 96031), (4043, 59096), (4316, 55358), (4628, 51626), (7387, 32344), (8086, 29548), (8632, 27679), (9256, 25813), (14774, 16172)]