28255200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:277

約数の個数: 144

約数和(自身を含む): 93962736

約数和(自身を除く): 65707536

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, 193, 200, 240, 244, 300, 305, 366, 386, 400, 480, 488, 579, 600, 610, 732, 772, 800, 915, 965, 976, 1158, 1200, 1220, 1464, 1525, 1544, 1830, 1930, 1952, 2316, 2400, 2440, 2895, 2928, 3050, 3088, 3660, 3860, 4575, 4632, 4825, 4880, 5790, 5856, 6100, 6176, 7320, 7720, 9150, 9264, 9650, 9760, 11580, 11773, 12200, 14475, 14640, 15440, 18300, 18528, 19300, 23160, 23546, 24400, 28950, 29280, 30880, 35319, 36600, 38600, 46320, 47092, 48800, 57900, 58865, 70638, 73200, 77200, 92640, 94184, 115800, 117730, 141276, 146400, 154400, 176595, 188368, 231600, 235460, 282552, 294325, 353190, 376736, 463200, 470920, 565104, 588650, 706380, 882975, 941840, 1130208, 1177300, 1412760, 1765950, 1883680, 2354600, 2825520, 3531900, 4709200, 5651040, 7063800, 9418400, 14127600, 28255200]

約数ペア:

[(1, 28255200), (2, 14127600), (3, 9418400), (4, 7063800), (5, 5651040), (6, 4709200), (8, 3531900), (10, 2825520), (12, 2354600), (15, 1883680), (16, 1765950), (20, 1412760), (24, 1177300), (25, 1130208), (30, 941840), (32, 882975), (40, 706380), (48, 588650), (50, 565104), (60, 470920), (61, 463200), (75, 376736), (80, 353190), (96, 294325), (100, 282552), (120, 235460), (122, 231600), (150, 188368), (160, 176595), (183, 154400), (193, 146400), (200, 141276), (240, 117730), (244, 115800), (300, 94184), (305, 92640), (366, 77200), (386, 73200), (400, 70638), (480, 58865), (488, 57900), (579, 48800), (600, 47092), (610, 46320), (732, 38600), (772, 36600), (800, 35319), (915, 30880), (965, 29280), (976, 28950), (1158, 24400), (1200, 23546), (1220, 23160), (1464, 19300), (1525, 18528), (1544, 18300), (1830, 15440), (1930, 14640), (1952, 14475), (2316, 12200), (2400, 11773), (2440, 11580), (2895, 9760), (2928, 9650), (3050, 9264), (3088, 9150), (3660, 7720), (3860, 7320), (4575, 6176), (4632, 6100), (4825, 5856), (4880, 5790)]