127999740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193939}}^1$

素因数の和:193962

約数の個数: 48

約数和(自身を含む): 390983040

約数和(自身を除く): 262983300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 193939, 387878, 581817, 775756, 969695, 1163634, 1939390, 2133329, 2327268, 2909085, 3878780, 4266658, 5818170, 6399987, 8533316, 10666645, 11636340, 12799974, 21333290, 25599948, 31999935, 42666580, 63999870, 127999740]

約数ペア:

[(1, 127999740), (2, 63999870), (3, 42666580), (4, 31999935), (5, 25599948), (6, 21333290), (10, 12799974), (11, 11636340), (12, 10666645), (15, 8533316), (20, 6399987), (22, 5818170), (30, 4266658), (33, 3878780), (44, 2909085), (55, 2327268), (60, 2133329), (66, 1939390), (110, 1163634), (132, 969695), (165, 775756), (220, 581817), (330, 387878), (660, 193939)]