42457680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:669

約数の個数: 120

約数和(自身を含む): 144161160

約数和(自身を除く): 101703480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 109, 120, 144, 180, 218, 240, 327, 360, 436, 541, 545, 654, 720, 872, 981, 1082, 1090, 1308, 1623, 1635, 1744, 1962, 2164, 2180, 2616, 2705, 3246, 3270, 3924, 4328, 4360, 4869, 4905, 5232, 5410, 6492, 6540, 7848, 8115, 8656, 8720, 9738, 9810, 10820, 12984, 13080, 15696, 16230, 19476, 19620, 21640, 24345, 25968, 26160, 32460, 38952, 39240, 43280, 48690, 58969, 64920, 77904, 78480, 97380, 117938, 129840, 176907, 194760, 235876, 294845, 353814, 389520, 471752, 530721, 589690, 707628, 884535, 943504, 1061442, 1179380, 1415256, 1769070, 2122884, 2358760, 2653605, 2830512, 3538140, 4245768, 4717520, 5307210, 7076280, 8491536, 10614420, 14152560, 21228840, 42457680]

約数ペア:

[(1, 42457680), (2, 21228840), (3, 14152560), (4, 10614420), (5, 8491536), (6, 7076280), (8, 5307210), (9, 4717520), (10, 4245768), (12, 3538140), (15, 2830512), (16, 2653605), (18, 2358760), (20, 2122884), (24, 1769070), (30, 1415256), (36, 1179380), (40, 1061442), (45, 943504), (48, 884535), (60, 707628), (72, 589690), (80, 530721), (90, 471752), (109, 389520), (120, 353814), (144, 294845), (180, 235876), (218, 194760), (240, 176907), (327, 129840), (360, 117938), (436, 97380), (541, 78480), (545, 77904), (654, 64920), (720, 58969), (872, 48690), (981, 43280), (1082, 39240), (1090, 38952), (1308, 32460), (1623, 26160), (1635, 25968), (1744, 24345), (1962, 21640), (2164, 19620), (2180, 19476), (2616, 16230), (2705, 15696), (3246, 13080), (3270, 12984), (3924, 10820), (4328, 9810), (4360, 9738), (4869, 8720), (4905, 8656), (5232, 8115), (5410, 7848), (6492, 6540)]