4787280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 16490760

約数和(自身を除く): 11703480

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, 109, 120, 122, 144, 180, 183, 218, 240, 244, 305, 327, 360, 366, 436, 488, 545, 549, 610, 654, 720, 732, 872, 915, 976, 981, 1090, 1098, 1220, 1308, 1464, 1635, 1744, 1830, 1962, 2180, 2196, 2440, 2616, 2745, 2928, 3270, 3660, 3924, 4360, 4392, 4880, 4905, 5232, 5490, 6540, 6649, 7320, 7848, 8720, 8784, 9810, 10980, 13080, 13298, 14640, 15696, 19620, 19947, 21960, 26160, 26596, 33245, 39240, 39894, 43920, 53192, 59841, 66490, 78480, 79788, 99735, 106384, 119682, 132980, 159576, 199470, 239364, 265960, 299205, 319152, 398940, 478728, 531920, 598410, 797880, 957456, 1196820, 1595760, 2393640, 4787280]

約数ペア:

[(1, 4787280), (2, 2393640), (3, 1595760), (4, 1196820), (5, 957456), (6, 797880), (8, 598410), (9, 531920), (10, 478728), (12, 398940), (15, 319152), (16, 299205), (18, 265960), (20, 239364), (24, 199470), (30, 159576), (36, 132980), (40, 119682), (45, 106384), (48, 99735), (60, 79788), (61, 78480), (72, 66490), (80, 59841), (90, 53192), (109, 43920), (120, 39894), (122, 39240), (144, 33245), (180, 26596), (183, 26160), (218, 21960), (240, 19947), (244, 19620), (305, 15696), (327, 14640), (360, 13298), (366, 13080), (436, 10980), (488, 9810), (545, 8784), (549, 8720), (610, 7848), (654, 7320), (720, 6649), (732, 6540), (872, 5490), (915, 5232), (976, 4905), (981, 4880), (1090, 4392), (1098, 4360), (1220, 3924), (1308, 3660), (1464, 3270), (1635, 2928), (1744, 2745), (1830, 2616), (1962, 2440), (2180, 2196)]