279951204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 752285184

約数和(自身を除く): 472333980

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 61, 62, 73, 78, 93, 122, 124, 146, 156, 169, 183, 186, 219, 244, 292, 338, 366, 372, 403, 438, 507, 676, 732, 793, 806, 876, 949, 1014, 1209, 1586, 1612, 1891, 1898, 2028, 2263, 2379, 2418, 2847, 3172, 3782, 3796, 4453, 4526, 4758, 4836, 5239, 5673, 5694, 6789, 7564, 8906, 9052, 9516, 10309, 10478, 11346, 11388, 12337, 13359, 13578, 15717, 17812, 20618, 20956, 22692, 24583, 24674, 26718, 27156, 29419, 30927, 31434, 37011, 41236, 49166, 49348, 53436, 57889, 58838, 61854, 62868, 73749, 74022, 88257, 98332, 115778, 117676, 123708, 138043, 147498, 148044, 173667, 176514, 231556, 276086, 294996, 319579, 347334, 353028, 382447, 414129, 552172, 639158, 694668, 752557, 764894, 828258, 958737, 1147341, 1278316, 1505114, 1529788, 1656516, 1794559, 1917474, 2257671, 2294682, 3010228, 3589118, 3834948, 4515342, 4589364, 5383677, 7178236, 9030684, 10767354, 21534708, 23329267, 46658534, 69987801, 93317068, 139975602, 279951204]

約数ペア:

[(1, 279951204), (2, 139975602), (3, 93317068), (4, 69987801), (6, 46658534), (12, 23329267), (13, 21534708), (26, 10767354), (31, 9030684), (39, 7178236), (52, 5383677), (61, 4589364), (62, 4515342), (73, 3834948), (78, 3589118), (93, 3010228), (122, 2294682), (124, 2257671), (146, 1917474), (156, 1794559), (169, 1656516), (183, 1529788), (186, 1505114), (219, 1278316), (244, 1147341), (292, 958737), (338, 828258), (366, 764894), (372, 752557), (403, 694668), (438, 639158), (507, 552172), (676, 414129), (732, 382447), (793, 353028), (806, 347334), (876, 319579), (949, 294996), (1014, 276086), (1209, 231556), (1586, 176514), (1612, 173667), (1891, 148044), (1898, 147498), (2028, 138043), (2263, 123708), (2379, 117676), (2418, 115778), (2847, 98332), (3172, 88257), (3782, 74022), (3796, 73749), (4453, 62868), (4526, 61854), (4758, 58838), (4836, 57889), (5239, 53436), (5673, 49348), (5694, 49166), (6789, 41236), (7564, 37011), (8906, 31434), (9052, 30927), (9516, 29419), (10309, 27156), (10478, 26718), (11346, 24674), (11388, 24583), (12337, 22692), (13359, 20956), (13578, 20618), (15717, 17812)]