1326390720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:403

約数の個数: 224

約数和(自身を含む): 4345228800

約数和(自身を除く): 3018838080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 131, 159, 160, 192, 199, 212, 240, 262, 265, 318, 320, 393, 398, 424, 480, 524, 530, 597, 636, 655, 786, 795, 796, 848, 960, 995, 1048, 1060, 1194, 1272, 1310, 1572, 1590, 1592, 1696, 1965, 1990, 2096, 2120, 2388, 2544, 2620, 2985, 3144, 3180, 3184, 3392, 3930, 3980, 4192, 4240, 4776, 5088, 5240, 5970, 6288, 6360, 6368, 6943, 7860, 7960, 8384, 8480, 9552, 10176, 10480, 10547, 11940, 12576, 12720, 12736, 13886, 15720, 15920, 16960, 19104, 20829, 20960, 21094, 23880, 25152, 25440, 26069, 27772, 31440, 31641, 31840, 34715, 38208, 41658, 41920, 42188, 47760, 50880, 52138, 52735, 55544, 62880, 63282, 63680, 69430, 78207, 83316, 84376, 95520, 104145, 104276, 105470, 111088, 125760, 126564, 130345, 138860, 156414, 158205, 166632, 168752, 191040, 208290, 208552, 210940, 222176, 253128, 260690, 277720, 312828, 316410, 333264, 337504, 391035, 416580, 417104, 421880, 444352, 506256, 521380, 555440, 625656, 632820, 666528, 675008, 782070, 833160, 834208, 843760, 1012512, 1042760, 1110880, 1251312, 1265640, 1333056, 1381657, 1564140, 1666320, 1668416, 1687520, 2025024, 2085520, 2221760, 2502624, 2531280, 2763314, 3128280, 3332640, 3375040, 4144971, 4171040, 5005248, 5062560, 5526628, 6256560, 6665280, 6908285, 8289942, 8342080, 10125120, 11053256, 12513120, 13816570, 16579884, 20724855, 22106512, 25026240, 27633140, 33159768, 41449710, 44213024, 55266280, 66319536, 82899420, 88426048, 110532560, 132639072, 165798840, 221065120, 265278144, 331597680, 442130240, 663195360, 1326390720]

約数ペア:

[(1, 1326390720), (2, 663195360), (3, 442130240), (4, 331597680), (5, 265278144), (6, 221065120), (8, 165798840), (10, 132639072), (12, 110532560), (15, 88426048), (16, 82899420), (20, 66319536), (24, 55266280), (30, 44213024), (32, 41449710), (40, 33159768), (48, 27633140), (53, 25026240), (60, 22106512), (64, 20724855), (80, 16579884), (96, 13816570), (106, 12513120), (120, 11053256), (131, 10125120), (159, 8342080), (160, 8289942), (192, 6908285), (199, 6665280), (212, 6256560), (240, 5526628), (262, 5062560), (265, 5005248), (318, 4171040), (320, 4144971), (393, 3375040), (398, 3332640), (424, 3128280), (480, 2763314), (524, 2531280), (530, 2502624), (597, 2221760), (636, 2085520), (655, 2025024), (786, 1687520), (795, 1668416), (796, 1666320), (848, 1564140), (960, 1381657), (995, 1333056), (1048, 1265640), (1060, 1251312), (1194, 1110880), (1272, 1042760), (1310, 1012512), (1572, 843760), (1590, 834208), (1592, 833160), (1696, 782070), (1965, 675008), (1990, 666528), (2096, 632820), (2120, 625656), (2388, 555440), (2544, 521380), (2620, 506256), (2985, 444352), (3144, 421880), (3180, 417104), (3184, 416580), (3392, 391035), (3930, 337504), (3980, 333264), (4192, 316410), (4240, 312828), (4776, 277720), (5088, 260690), (5240, 253128), (5970, 222176), (6288, 210940), (6360, 208552), (6368, 208290), (6943, 191040), (7860, 168752), (7960, 166632), (8384, 158205), (8480, 156414), (9552, 138860), (10176, 130345), (10480, 126564), (10547, 125760), (11940, 111088), (12576, 105470), (12720, 104276), (12736, 104145), (13886, 95520), (15720, 84376), (15920, 83316), (16960, 78207), (19104, 69430), (20829, 63680), (20960, 63282), (21094, 62880), (23880, 55544), (25152, 52735), (25440, 52138), (26069, 50880), (27772, 47760), (31440, 42188), (31641, 41920), (31840, 41658), (34715, 38208)]