28840800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 95900112

約数和(自身を除く): 67059312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 61, 75, 80, 96, 100, 120, 122, 150, 160, 183, 197, 200, 240, 244, 300, 305, 366, 394, 400, 480, 488, 591, 600, 610, 732, 788, 800, 915, 976, 985, 1182, 1200, 1220, 1464, 1525, 1576, 1830, 1952, 1970, 2364, 2400, 2440, 2928, 2955, 3050, 3152, 3660, 3940, 4575, 4728, 4880, 4925, 5856, 5910, 6100, 6304, 7320, 7880, 9150, 9456, 9760, 9850, 11820, 12017, 12200, 14640, 14775, 15760, 18300, 18912, 19700, 23640, 24034, 24400, 29280, 29550, 31520, 36051, 36600, 39400, 47280, 48068, 48800, 59100, 60085, 72102, 73200, 78800, 94560, 96136, 118200, 120170, 144204, 146400, 157600, 180255, 192272, 236400, 240340, 288408, 300425, 360510, 384544, 472800, 480680, 576816, 600850, 721020, 901275, 961360, 1153632, 1201700, 1442040, 1802550, 1922720, 2403400, 2884080, 3605100, 4806800, 5768160, 7210200, 9613600, 14420400, 28840800]

約数ペア:

[(1, 28840800), (2, 14420400), (3, 9613600), (4, 7210200), (5, 5768160), (6, 4806800), (8, 3605100), (10, 2884080), (12, 2403400), (15, 1922720), (16, 1802550), (20, 1442040), (24, 1201700), (25, 1153632), (30, 961360), (32, 901275), (40, 721020), (48, 600850), (50, 576816), (60, 480680), (61, 472800), (75, 384544), (80, 360510), (96, 300425), (100, 288408), (120, 240340), (122, 236400), (150, 192272), (160, 180255), (183, 157600), (197, 146400), (200, 144204), (240, 120170), (244, 118200), (300, 96136), (305, 94560), (366, 78800), (394, 73200), (400, 72102), (480, 60085), (488, 59100), (591, 48800), (600, 48068), (610, 47280), (732, 39400), (788, 36600), (800, 36051), (915, 31520), (976, 29550), (985, 29280), (1182, 24400), (1200, 24034), (1220, 23640), (1464, 19700), (1525, 18912), (1576, 18300), (1830, 15760), (1952, 14775), (1970, 14640), (2364, 12200), (2400, 12017), (2440, 11820), (2928, 9850), (2955, 9760), (3050, 9456), (3152, 9150), (3660, 7880), (3940, 7320), (4575, 6304), (4728, 6100), (4880, 5910), (4925, 5856)]