280489800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:400

約数の個数: 192

約数和(自身を含む): 932886720

約数和(自身を除く): 652396920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 40, 50, 51, 60, 68, 75, 85, 100, 102, 107, 120, 136, 150, 170, 200, 204, 214, 255, 257, 300, 321, 340, 408, 425, 428, 510, 514, 535, 600, 642, 680, 771, 850, 856, 1020, 1028, 1070, 1275, 1284, 1285, 1542, 1605, 1700, 1819, 2040, 2056, 2140, 2550, 2568, 2570, 2675, 3084, 3210, 3400, 3638, 3855, 4280, 4369, 5100, 5140, 5350, 5457, 6168, 6420, 6425, 7276, 7710, 8025, 8738, 9095, 10200, 10280, 10700, 10914, 12840, 12850, 13107, 14552, 15420, 16050, 17476, 18190, 19275, 21400, 21828, 21845, 25700, 26214, 27285, 27499, 30840, 32100, 34952, 36380, 38550, 43656, 43690, 45475, 51400, 52428, 54570, 54998, 64200, 65535, 72760, 77100, 82497, 87380, 90950, 104856, 109140, 109225, 109996, 131070, 136425, 137495, 154200, 164994, 174760, 181900, 218280, 218450, 219992, 262140, 272850, 274990, 327675, 329988, 363800, 412485, 436900, 467483, 524280, 545700, 549980, 655350, 659976, 687475, 824970, 873800, 934966, 1091400, 1099960, 1310700, 1374950, 1402449, 1649940, 1869932, 2062425, 2337415, 2621400, 2749900, 2804898, 3299880, 3739864, 4124850, 4674830, 5499800, 5609796, 7012245, 8249700, 9349660, 11219592, 11687075, 14024490, 16499400, 18699320, 23374150, 28048980, 35061225, 46748300, 56097960, 70122450, 93496600, 140244900, 280489800]

約数ペア:

[(1, 280489800), (2, 140244900), (3, 93496600), (4, 70122450), (5, 56097960), (6, 46748300), (8, 35061225), (10, 28048980), (12, 23374150), (15, 18699320), (17, 16499400), (20, 14024490), (24, 11687075), (25, 11219592), (30, 9349660), (34, 8249700), (40, 7012245), (50, 5609796), (51, 5499800), (60, 4674830), (68, 4124850), (75, 3739864), (85, 3299880), (100, 2804898), (102, 2749900), (107, 2621400), (120, 2337415), (136, 2062425), (150, 1869932), (170, 1649940), (200, 1402449), (204, 1374950), (214, 1310700), (255, 1099960), (257, 1091400), (300, 934966), (321, 873800), (340, 824970), (408, 687475), (425, 659976), (428, 655350), (510, 549980), (514, 545700), (535, 524280), (600, 467483), (642, 436900), (680, 412485), (771, 363800), (850, 329988), (856, 327675), (1020, 274990), (1028, 272850), (1070, 262140), (1275, 219992), (1284, 218450), (1285, 218280), (1542, 181900), (1605, 174760), (1700, 164994), (1819, 154200), (2040, 137495), (2056, 136425), (2140, 131070), (2550, 109996), (2568, 109225), (2570, 109140), (2675, 104856), (3084, 90950), (3210, 87380), (3400, 82497), (3638, 77100), (3855, 72760), (4280, 65535), (4369, 64200), (5100, 54998), (5140, 54570), (5350, 52428), (5457, 51400), (6168, 45475), (6420, 43690), (6425, 43656), (7276, 38550), (7710, 36380), (8025, 34952), (8738, 32100), (9095, 30840), (10200, 27499), (10280, 27285), (10700, 26214), (10914, 25700), (12840, 21845), (12850, 21828), (13107, 21400), (14552, 19275), (15420, 18190), (16050, 17476)]