68010240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 220752000

約数和(自身を除く): 152741760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 199, 240, 256, 267, 320, 356, 384, 398, 445, 480, 534, 597, 640, 712, 768, 796, 890, 960, 995, 1068, 1194, 1280, 1335, 1424, 1592, 1780, 1920, 1990, 2136, 2388, 2670, 2848, 2985, 3184, 3560, 3840, 3980, 4272, 4776, 5340, 5696, 5970, 6368, 7120, 7960, 8544, 9552, 10680, 11392, 11940, 12736, 14240, 15920, 17088, 17711, 19104, 21360, 22784, 23880, 25472, 28480, 31840, 34176, 35422, 38208, 42720, 47760, 50944, 53133, 56960, 63680, 68352, 70844, 76416, 85440, 88555, 95520, 106266, 113920, 127360, 141688, 152832, 170880, 177110, 191040, 212532, 254720, 265665, 283376, 341760, 354220, 382080, 425064, 531330, 566752, 708440, 764160, 850128, 1062660, 1133504, 1416880, 1700256, 2125320, 2267008, 2833760, 3400512, 4250640, 4534016, 5667520, 6801024, 8501280, 11335040, 13602048, 17002560, 22670080, 34005120, 68010240]

約数ペア:

[(1, 68010240), (2, 34005120), (3, 22670080), (4, 17002560), (5, 13602048), (6, 11335040), (8, 8501280), (10, 6801024), (12, 5667520), (15, 4534016), (16, 4250640), (20, 3400512), (24, 2833760), (30, 2267008), (32, 2125320), (40, 1700256), (48, 1416880), (60, 1133504), (64, 1062660), (80, 850128), (89, 764160), (96, 708440), (120, 566752), (128, 531330), (160, 425064), (178, 382080), (192, 354220), (199, 341760), (240, 283376), (256, 265665), (267, 254720), (320, 212532), (356, 191040), (384, 177110), (398, 170880), (445, 152832), (480, 141688), (534, 127360), (597, 113920), (640, 106266), (712, 95520), (768, 88555), (796, 85440), (890, 76416), (960, 70844), (995, 68352), (1068, 63680), (1194, 56960), (1280, 53133), (1335, 50944), (1424, 47760), (1592, 42720), (1780, 38208), (1920, 35422), (1990, 34176), (2136, 31840), (2388, 28480), (2670, 25472), (2848, 23880), (2985, 22784), (3184, 21360), (3560, 19104), (3840, 17711), (3980, 17088), (4272, 15920), (4776, 14240), (5340, 12736), (5696, 11940), (5970, 11392), (6368, 10680), (7120, 9552), (7960, 8544)]