68862720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 223695360

約数和(自身を除く): 154832640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 227, 237, 240, 256, 316, 320, 384, 395, 454, 474, 480, 632, 640, 681, 768, 790, 908, 948, 960, 1135, 1185, 1264, 1280, 1362, 1580, 1816, 1896, 1920, 2270, 2370, 2528, 2724, 3160, 3405, 3632, 3792, 3840, 4540, 4740, 5056, 5448, 6320, 6810, 7264, 7584, 9080, 9480, 10112, 10896, 12640, 13620, 14528, 15168, 17933, 18160, 18960, 20224, 21792, 25280, 27240, 29056, 30336, 35866, 36320, 37920, 43584, 50560, 53799, 54480, 58112, 60672, 71732, 72640, 75840, 87168, 89665, 101120, 107598, 108960, 143464, 145280, 151680, 174336, 179330, 215196, 217920, 268995, 286928, 290560, 303360, 358660, 430392, 435840, 537990, 573856, 717320, 860784, 871680, 1075980, 1147712, 1434640, 1721568, 2151960, 2295424, 2869280, 3443136, 4303920, 4590848, 5738560, 6886272, 8607840, 11477120, 13772544, 17215680, 22954240, 34431360, 68862720]

約数ペア:

[(1, 68862720), (2, 34431360), (3, 22954240), (4, 17215680), (5, 13772544), (6, 11477120), (8, 8607840), (10, 6886272), (12, 5738560), (15, 4590848), (16, 4303920), (20, 3443136), (24, 2869280), (30, 2295424), (32, 2151960), (40, 1721568), (48, 1434640), (60, 1147712), (64, 1075980), (79, 871680), (80, 860784), (96, 717320), (120, 573856), (128, 537990), (158, 435840), (160, 430392), (192, 358660), (227, 303360), (237, 290560), (240, 286928), (256, 268995), (316, 217920), (320, 215196), (384, 179330), (395, 174336), (454, 151680), (474, 145280), (480, 143464), (632, 108960), (640, 107598), (681, 101120), (768, 89665), (790, 87168), (908, 75840), (948, 72640), (960, 71732), (1135, 60672), (1185, 58112), (1264, 54480), (1280, 53799), (1362, 50560), (1580, 43584), (1816, 37920), (1896, 36320), (1920, 35866), (2270, 30336), (2370, 29056), (2528, 27240), (2724, 25280), (3160, 21792), (3405, 20224), (3632, 18960), (3792, 18160), (3840, 17933), (4540, 15168), (4740, 14528), (5056, 13620), (5448, 12640), (6320, 10896), (6810, 10112), (7264, 9480), (7584, 9080)]