15974280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2113}}^1$

素因数の和:2140

約数の個数: 128

約数和(自身を含む): 60883200

約数和(自身を除く): 44908920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2113, 2520, 3780, 4226, 6339, 7560, 8452, 10565, 12678, 14791, 16904, 19017, 21130, 25356, 29582, 31695, 38034, 42260, 44373, 50712, 57051, 59164, 63390, 73955, 76068, 84520, 88746, 95085, 114102, 118328, 126780, 133119, 147910, 152136, 177492, 190170, 221865, 228204, 253560, 266238, 285255, 295820, 354984, 380340, 399357, 443730, 456408, 532476, 570510, 591640, 665595, 760680, 798714, 887460, 1064952, 1141020, 1331190, 1597428, 1774920, 1996785, 2282040, 2662380, 3194856, 3993570, 5324760, 7987140, 15974280]

約数ペア:

[(1, 15974280), (2, 7987140), (3, 5324760), (4, 3993570), (5, 3194856), (6, 2662380), (7, 2282040), (8, 1996785), (9, 1774920), (10, 1597428), (12, 1331190), (14, 1141020), (15, 1064952), (18, 887460), (20, 798714), (21, 760680), (24, 665595), (27, 591640), (28, 570510), (30, 532476), (35, 456408), (36, 443730), (40, 399357), (42, 380340), (45, 354984), (54, 295820), (56, 285255), (60, 266238), (63, 253560), (70, 228204), (72, 221865), (84, 190170), (90, 177492), (105, 152136), (108, 147910), (120, 133119), (126, 126780), (135, 118328), (140, 114102), (168, 95085), (180, 88746), (189, 84520), (210, 76068), (216, 73955), (252, 63390), (270, 59164), (280, 57051), (315, 50712), (360, 44373), (378, 42260), (420, 38034), (504, 31695), (540, 29582), (630, 25356), (756, 21130), (840, 19017), (945, 16904), (1080, 14791), (1260, 12678), (1512, 10565), (1890, 8452), (2113, 7560), (2520, 6339), (3780, 4226)]