28767600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 180

約数和(自身を含む): 102242712

約数和(自身を除く): 73475112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 61, 72, 75, 80, 90, 100, 120, 122, 131, 144, 150, 180, 183, 200, 225, 240, 244, 262, 300, 305, 360, 366, 393, 400, 450, 488, 524, 549, 600, 610, 655, 720, 732, 786, 900, 915, 976, 1048, 1098, 1179, 1200, 1220, 1310, 1464, 1525, 1572, 1800, 1830, 1965, 2096, 2196, 2358, 2440, 2620, 2745, 2928, 3050, 3144, 3275, 3600, 3660, 3930, 4392, 4575, 4716, 4880, 5240, 5490, 5895, 6100, 6288, 6550, 7320, 7860, 7991, 8784, 9150, 9432, 9825, 10480, 10980, 11790, 12200, 13100, 13725, 14640, 15720, 15982, 18300, 18864, 19650, 21960, 23580, 23973, 24400, 26200, 27450, 29475, 31440, 31964, 36600, 39300, 39955, 43920, 47160, 47946, 52400, 54900, 58950, 63928, 71919, 73200, 78600, 79910, 94320, 95892, 109800, 117900, 119865, 127856, 143838, 157200, 159820, 191784, 199775, 219600, 235800, 239730, 287676, 319640, 359595, 383568, 399550, 471600, 479460, 575352, 599325, 639280, 719190, 799100, 958920, 1150704, 1198650, 1438380, 1598200, 1797975, 1917840, 2397300, 2876760, 3196400, 3595950, 4794600, 5753520, 7191900, 9589200, 14383800, 28767600]

約数ペア:

[(1, 28767600), (2, 14383800), (3, 9589200), (4, 7191900), (5, 5753520), (6, 4794600), (8, 3595950), (9, 3196400), (10, 2876760), (12, 2397300), (15, 1917840), (16, 1797975), (18, 1598200), (20, 1438380), (24, 1198650), (25, 1150704), (30, 958920), (36, 799100), (40, 719190), (45, 639280), (48, 599325), (50, 575352), (60, 479460), (61, 471600), (72, 399550), (75, 383568), (80, 359595), (90, 319640), (100, 287676), (120, 239730), (122, 235800), (131, 219600), (144, 199775), (150, 191784), (180, 159820), (183, 157200), (200, 143838), (225, 127856), (240, 119865), (244, 117900), (262, 109800), (300, 95892), (305, 94320), (360, 79910), (366, 78600), (393, 73200), (400, 71919), (450, 63928), (488, 58950), (524, 54900), (549, 52400), (600, 47946), (610, 47160), (655, 43920), (720, 39955), (732, 39300), (786, 36600), (900, 31964), (915, 31440), (976, 29475), (1048, 27450), (1098, 26200), (1179, 24400), (1200, 23973), (1220, 23580), (1310, 21960), (1464, 19650), (1525, 18864), (1572, 18300), (1800, 15982), (1830, 15720), (1965, 14640), (2096, 13725), (2196, 13100), (2358, 12200), (2440, 11790), (2620, 10980), (2745, 10480), (2928, 9825), (3050, 9432), (3144, 9150), (3275, 8784), (3600, 7991), (3660, 7860), (3930, 7320), (4392, 6550), (4575, 6288), (4716, 6100), (4880, 5895), (5240, 5490)]