28964160

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 168

約数和(自身を含む): 101635560

約数和(自身を除く): 72671400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 89, 90, 96, 113, 120, 144, 160, 178, 180, 192, 226, 240, 267, 288, 320, 339, 356, 360, 445, 452, 480, 534, 565, 576, 678, 712, 720, 801, 890, 904, 960, 1017, 1068, 1130, 1335, 1356, 1424, 1440, 1602, 1695, 1780, 1808, 2034, 2136, 2260, 2670, 2712, 2848, 2880, 3204, 3390, 3560, 3616, 4005, 4068, 4272, 4520, 5085, 5340, 5424, 5696, 6408, 6780, 7120, 7232, 8010, 8136, 8544, 9040, 10057, 10170, 10680, 10848, 12816, 13560, 14240, 16020, 16272, 17088, 18080, 20114, 20340, 21360, 21696, 25632, 27120, 28480, 30171, 32040, 32544, 36160, 40228, 40680, 42720, 50285, 51264, 54240, 60342, 64080, 65088, 80456, 81360, 85440, 90513, 100570, 108480, 120684, 128160, 150855, 160912, 162720, 181026, 201140, 241368, 256320, 301710, 321824, 325440, 362052, 402280, 452565, 482736, 603420, 643648, 724104, 804560, 905130, 965472, 1206840, 1448208, 1609120, 1810260, 1930944, 2413680, 2896416, 3218240, 3620520, 4827360, 5792832, 7241040, 9654720, 14482080, 28964160]

約数ペア:

[(1, 28964160), (2, 14482080), (3, 9654720), (4, 7241040), (5, 5792832), (6, 4827360), (8, 3620520), (9, 3218240), (10, 2896416), (12, 2413680), (15, 1930944), (16, 1810260), (18, 1609120), (20, 1448208), (24, 1206840), (30, 965472), (32, 905130), (36, 804560), (40, 724104), (45, 643648), (48, 603420), (60, 482736), (64, 452565), (72, 402280), (80, 362052), (89, 325440), (90, 321824), (96, 301710), (113, 256320), (120, 241368), (144, 201140), (160, 181026), (178, 162720), (180, 160912), (192, 150855), (226, 128160), (240, 120684), (267, 108480), (288, 100570), (320, 90513), (339, 85440), (356, 81360), (360, 80456), (445, 65088), (452, 64080), (480, 60342), (534, 54240), (565, 51264), (576, 50285), (678, 42720), (712, 40680), (720, 40228), (801, 36160), (890, 32544), (904, 32040), (960, 30171), (1017, 28480), (1068, 27120), (1130, 25632), (1335, 21696), (1356, 21360), (1424, 20340), (1440, 20114), (1602, 18080), (1695, 17088), (1780, 16272), (1808, 16020), (2034, 14240), (2136, 13560), (2260, 12816), (2670, 10848), (2712, 10680), (2848, 10170), (2880, 10057), (3204, 9040), (3390, 8544), (3560, 8136), (3616, 8010), (4005, 7232), (4068, 7120), (4272, 6780), (4520, 6408), (5085, 5696), (5340, 5424)]