15666852564

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{221021}}^1$

素因数の和:221221

約数の個数: 72

約数和(自身を含む): 43444084320

約数和(自身を除く): 27777231756

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 179, 198, 358, 396, 537, 716, 1074, 1611, 1969, 2148, 3222, 3938, 5907, 6444, 7876, 11814, 17721, 23628, 35442, 70884, 221021, 442042, 663063, 884084, 1326126, 1989189, 2431231, 2652252, 3978378, 4862462, 7293693, 7956756, 9724924, 14587386, 21881079, 29174772, 39562759, 43762158, 79125518, 87524316, 118688277, 158251036, 237376554, 356064831, 435190349, 474753108, 712129662, 870380698, 1305571047, 1424259324, 1740761396, 2611142094, 3916713141, 5222284188, 7833426282, 15666852564]

約数ペア:

[(1, 15666852564), (2, 7833426282), (3, 5222284188), (4, 3916713141), (6, 2611142094), (9, 1740761396), (11, 1424259324), (12, 1305571047), (18, 870380698), (22, 712129662), (33, 474753108), (36, 435190349), (44, 356064831), (66, 237376554), (99, 158251036), (132, 118688277), (179, 87524316), (198, 79125518), (358, 43762158), (396, 39562759), (537, 29174772), (716, 21881079), (1074, 14587386), (1611, 9724924), (1969, 7956756), (2148, 7293693), (3222, 4862462), (3938, 3978378), (5907, 2652252), (6444, 2431231), (7876, 1989189), (11814, 1326126), (17721, 884084), (23628, 663063), (35442, 442042), (70884, 221021)]