61883280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1489

約数の個数: 120

約数和(自身を含む): 211381560

約数和(自身を除く): 149498280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1409, 1464, 1830, 2196, 2440, 2745, 2818, 2928, 3660, 4227, 4392, 4880, 5490, 5636, 7045, 7320, 8454, 8784, 10980, 11272, 12681, 14090, 14640, 16908, 21135, 21960, 22544, 25362, 28180, 33816, 42270, 43920, 50724, 56360, 63405, 67632, 84540, 85949, 101448, 112720, 126810, 169080, 171898, 202896, 253620, 257847, 338160, 343796, 429745, 507240, 515694, 687592, 773541, 859490, 1014480, 1031388, 1289235, 1375184, 1547082, 1718980, 2062776, 2578470, 3094164, 3437960, 3867705, 4125552, 5156940, 6188328, 6875920, 7735410, 10313880, 12376656, 15470820, 20627760, 30941640, 61883280]

約数ペア:

[(1, 61883280), (2, 30941640), (3, 20627760), (4, 15470820), (5, 12376656), (6, 10313880), (8, 7735410), (9, 6875920), (10, 6188328), (12, 5156940), (15, 4125552), (16, 3867705), (18, 3437960), (20, 3094164), (24, 2578470), (30, 2062776), (36, 1718980), (40, 1547082), (45, 1375184), (48, 1289235), (60, 1031388), (61, 1014480), (72, 859490), (80, 773541), (90, 687592), (120, 515694), (122, 507240), (144, 429745), (180, 343796), (183, 338160), (240, 257847), (244, 253620), (305, 202896), (360, 171898), (366, 169080), (488, 126810), (549, 112720), (610, 101448), (720, 85949), (732, 84540), (915, 67632), (976, 63405), (1098, 56360), (1220, 50724), (1409, 43920), (1464, 42270), (1830, 33816), (2196, 28180), (2440, 25362), (2745, 22544), (2818, 21960), (2928, 21135), (3660, 16908), (4227, 14640), (4392, 14090), (4880, 12681), (5490, 11272), (5636, 10980), (7045, 8784), (7320, 8454)]