18468360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 63182340

約数和(自身を除く): 44713980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 61, 72, 87, 90, 116, 120, 122, 145, 174, 180, 183, 232, 244, 261, 290, 305, 348, 360, 366, 435, 488, 522, 549, 580, 610, 696, 732, 841, 870, 915, 1044, 1098, 1160, 1220, 1305, 1464, 1682, 1740, 1769, 1830, 2088, 2196, 2440, 2523, 2610, 2745, 3364, 3480, 3538, 3660, 4205, 4392, 5046, 5220, 5307, 5490, 6728, 7076, 7320, 7569, 8410, 8845, 10092, 10440, 10614, 10980, 12615, 14152, 15138, 15921, 16820, 17690, 20184, 21228, 21960, 25230, 26535, 30276, 31842, 33640, 35380, 37845, 42456, 50460, 51301, 53070, 60552, 63684, 70760, 75690, 79605, 100920, 102602, 106140, 127368, 151380, 153903, 159210, 205204, 212280, 256505, 302760, 307806, 318420, 410408, 461709, 513010, 615612, 636840, 769515, 923418, 1026020, 1231224, 1539030, 1846836, 2052040, 2308545, 3078060, 3693672, 4617090, 6156120, 9234180, 18468360]

約数ペア:

[(1, 18468360), (2, 9234180), (3, 6156120), (4, 4617090), (5, 3693672), (6, 3078060), (8, 2308545), (9, 2052040), (10, 1846836), (12, 1539030), (15, 1231224), (18, 1026020), (20, 923418), (24, 769515), (29, 636840), (30, 615612), (36, 513010), (40, 461709), (45, 410408), (58, 318420), (60, 307806), (61, 302760), (72, 256505), (87, 212280), (90, 205204), (116, 159210), (120, 153903), (122, 151380), (145, 127368), (174, 106140), (180, 102602), (183, 100920), (232, 79605), (244, 75690), (261, 70760), (290, 63684), (305, 60552), (348, 53070), (360, 51301), (366, 50460), (435, 42456), (488, 37845), (522, 35380), (549, 33640), (580, 31842), (610, 30276), (696, 26535), (732, 25230), (841, 21960), (870, 21228), (915, 20184), (1044, 17690), (1098, 16820), (1160, 15921), (1220, 15138), (1305, 14152), (1464, 12615), (1682, 10980), (1740, 10614), (1769, 10440), (1830, 10092), (2088, 8845), (2196, 8410), (2440, 7569), (2523, 7320), (2610, 7076), (2745, 6728), (3364, 5490), (3480, 5307), (3538, 5220), (3660, 5046), (4205, 4392)]