68019120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 240

約数和(自身を含む): 253212960

約数和(自身を除く): 185193840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 43, 45, 48, 52, 60, 65, 72, 78, 80, 86, 90, 104, 117, 120, 129, 130, 144, 156, 169, 172, 180, 195, 208, 215, 234, 240, 258, 260, 312, 338, 344, 360, 387, 390, 430, 468, 507, 516, 520, 559, 585, 624, 645, 676, 688, 720, 774, 780, 845, 860, 936, 1014, 1032, 1040, 1118, 1170, 1290, 1352, 1521, 1548, 1560, 1677, 1690, 1720, 1872, 1935, 2028, 2064, 2197, 2236, 2340, 2535, 2580, 2704, 2795, 3042, 3096, 3120, 3354, 3380, 3440, 3870, 4056, 4394, 4472, 4680, 5031, 5070, 5160, 5590, 6084, 6192, 6591, 6708, 6760, 7267, 7605, 7740, 8112, 8385, 8788, 8944, 9360, 10062, 10140, 10320, 10985, 11180, 12168, 13182, 13416, 13520, 14534, 15210, 15480, 16770, 17576, 19773, 20124, 20280, 21801, 21970, 22360, 24336, 25155, 26364, 26832, 29068, 30420, 30960, 32955, 33540, 35152, 36335, 39546, 40248, 40560, 43602, 43940, 44720, 50310, 52728, 58136, 60840, 65403, 65910, 67080, 72670, 79092, 80496, 87204, 87880, 94471, 98865, 100620, 105456, 109005, 116272, 121680, 130806, 131820, 134160, 145340, 158184, 174408, 175760, 188942, 197730, 201240, 218010, 261612, 263640, 283413, 290680, 316368, 327015, 348816, 377884, 395460, 402480, 436020, 472355, 523224, 527280, 566826, 581360, 654030, 755768, 790920, 850239, 872040, 944710, 1046448, 1133652, 1308060, 1417065, 1511536, 1581840, 1700478, 1744080, 1889420, 2267304, 2616120, 2834130, 3400956, 3778840, 4251195, 4534608, 5232240, 5668260, 6801912, 7557680, 8502390, 11336520, 13603824, 17004780, 22673040, 34009560, 68019120]

約数ペア:

[(1, 68019120), (2, 34009560), (3, 22673040), (4, 17004780), (5, 13603824), (6, 11336520), (8, 8502390), (9, 7557680), (10, 6801912), (12, 5668260), (13, 5232240), (15, 4534608), (16, 4251195), (18, 3778840), (20, 3400956), (24, 2834130), (26, 2616120), (30, 2267304), (36, 1889420), (39, 1744080), (40, 1700478), (43, 1581840), (45, 1511536), (48, 1417065), (52, 1308060), (60, 1133652), (65, 1046448), (72, 944710), (78, 872040), (80, 850239), (86, 790920), (90, 755768), (104, 654030), (117, 581360), (120, 566826), (129, 527280), (130, 523224), (144, 472355), (156, 436020), (169, 402480), (172, 395460), (180, 377884), (195, 348816), (208, 327015), (215, 316368), (234, 290680), (240, 283413), (258, 263640), (260, 261612), (312, 218010), (338, 201240), (344, 197730), (360, 188942), (387, 175760), (390, 174408), (430, 158184), (468, 145340), (507, 134160), (516, 131820), (520, 130806), (559, 121680), (585, 116272), (624, 109005), (645, 105456), (676, 100620), (688, 98865), (720, 94471), (774, 87880), (780, 87204), (845, 80496), (860, 79092), (936, 72670), (1014, 67080), (1032, 65910), (1040, 65403), (1118, 60840), (1170, 58136), (1290, 52728), (1352, 50310), (1521, 44720), (1548, 43940), (1560, 43602), (1677, 40560), (1690, 40248), (1720, 39546), (1872, 36335), (1935, 35152), (2028, 33540), (2064, 32955), (2197, 30960), (2236, 30420), (2340, 29068), (2535, 26832), (2580, 26364), (2704, 25155), (2795, 24336), (3042, 22360), (3096, 21970), (3120, 21801), (3354, 20280), (3380, 20124), (3440, 19773), (3870, 17576), (4056, 16770), (4394, 15480), (4472, 15210), (4680, 14534), (5031, 13520), (5070, 13416), (5160, 13182), (5590, 12168), (6084, 11180), (6192, 10985), (6591, 10320), (6708, 10140), (6760, 10062), (7267, 9360), (7605, 8944), (7740, 8788), (8112, 8385)]