3138978780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{80363}}^1$

素因数の和:80416

約数の個数: 144

約数和(自身を含む): 11232958464

約数和(自身を除く): 8093979684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 6510, 7812, 9765, 13020, 19530, 39060, 80363, 160726, 241089, 321452, 401815, 482178, 562541, 723267, 803630, 964356, 1125082, 1205445, 1446534, 1607260, 1687623, 2250164, 2410890, 2491253, 2812705, 2893068, 3375246, 3616335, 4821780, 4982506, 5062869, 5625410, 6750492, 7232670, 7473759, 8438115, 9965012, 10125738, 11250820, 12456265, 14465340, 14947518, 16876230, 17438771, 20251476, 22421277, 24912530, 25314345, 29895036, 33752460, 34877542, 37368795, 44842554, 49825060, 50628690, 52316313, 69755084, 74737590, 87193855, 89685108, 101257380, 104632626, 112106385, 149475180, 156948939, 174387710, 209265252, 224212770, 261581565, 313897878, 348775420, 448425540, 523163130, 627795756, 784744695, 1046326260, 1569489390, 3138978780]

約数ペア:

[(1, 3138978780), (2, 1569489390), (3, 1046326260), (4, 784744695), (5, 627795756), (6, 523163130), (7, 448425540), (9, 348775420), (10, 313897878), (12, 261581565), (14, 224212770), (15, 209265252), (18, 174387710), (20, 156948939), (21, 149475180), (28, 112106385), (30, 104632626), (31, 101257380), (35, 89685108), (36, 87193855), (42, 74737590), (45, 69755084), (60, 52316313), (62, 50628690), (63, 49825060), (70, 44842554), (84, 37368795), (90, 34877542), (93, 33752460), (105, 29895036), (124, 25314345), (126, 24912530), (140, 22421277), (155, 20251476), (180, 17438771), (186, 16876230), (210, 14947518), (217, 14465340), (252, 12456265), (279, 11250820), (310, 10125738), (315, 9965012), (372, 8438115), (420, 7473759), (434, 7232670), (465, 6750492), (558, 5625410), (620, 5062869), (630, 4982506), (651, 4821780), (868, 3616335), (930, 3375246), (1085, 2893068), (1116, 2812705), (1260, 2491253), (1302, 2410890), (1395, 2250164), (1860, 1687623), (1953, 1607260), (2170, 1446534), (2604, 1205445), (2790, 1125082), (3255, 964356), (3906, 803630), (4340, 723267), (5580, 562541), (6510, 482178), (7812, 401815), (9765, 321452), (13020, 241089), (19530, 160726), (39060, 80363)]