68206040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 199454400

約数和(自身を除く): 131248360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 28, 34, 35, 40, 46, 49, 56, 68, 70, 85, 89, 92, 98, 115, 119, 136, 140, 161, 170, 178, 184, 196, 230, 238, 245, 280, 322, 340, 356, 391, 392, 445, 460, 476, 490, 595, 623, 644, 680, 712, 782, 805, 833, 890, 920, 952, 980, 1127, 1190, 1246, 1288, 1513, 1564, 1610, 1666, 1780, 1955, 1960, 2047, 2254, 2380, 2492, 2737, 3026, 3115, 3128, 3220, 3332, 3560, 3910, 4094, 4165, 4361, 4508, 4760, 4984, 5474, 5635, 6052, 6230, 6440, 6664, 7565, 7820, 8188, 8330, 8722, 9016, 10235, 10591, 10948, 11270, 12104, 12460, 13685, 14329, 15130, 15640, 16376, 16660, 17444, 19159, 20470, 21182, 21805, 21896, 22540, 24920, 27370, 28658, 30260, 33320, 34799, 34888, 38318, 40940, 42364, 43610, 45080, 52955, 54740, 57316, 60520, 69598, 71645, 74137, 76636, 81880, 84728, 87220, 95795, 100303, 105910, 109480, 114632, 139196, 143290, 148274, 153272, 173995, 174440, 191590, 200606, 211820, 243593, 278392, 286580, 296548, 347990, 370685, 383180, 401212, 423640, 487186, 501515, 573160, 593096, 695980, 741370, 766360, 802424, 974372, 1003030, 1217965, 1391960, 1482740, 1705151, 1948744, 2006060, 2435930, 2965480, 3410302, 4012120, 4871860, 6820604, 8525755, 9743720, 13641208, 17051510, 34103020, 68206040]

約数ペア:

[(1, 68206040), (2, 34103020), (4, 17051510), (5, 13641208), (7, 9743720), (8, 8525755), (10, 6820604), (14, 4871860), (17, 4012120), (20, 3410302), (23, 2965480), (28, 2435930), (34, 2006060), (35, 1948744), (40, 1705151), (46, 1482740), (49, 1391960), (56, 1217965), (68, 1003030), (70, 974372), (85, 802424), (89, 766360), (92, 741370), (98, 695980), (115, 593096), (119, 573160), (136, 501515), (140, 487186), (161, 423640), (170, 401212), (178, 383180), (184, 370685), (196, 347990), (230, 296548), (238, 286580), (245, 278392), (280, 243593), (322, 211820), (340, 200606), (356, 191590), (391, 174440), (392, 173995), (445, 153272), (460, 148274), (476, 143290), (490, 139196), (595, 114632), (623, 109480), (644, 105910), (680, 100303), (712, 95795), (782, 87220), (805, 84728), (833, 81880), (890, 76636), (920, 74137), (952, 71645), (980, 69598), (1127, 60520), (1190, 57316), (1246, 54740), (1288, 52955), (1513, 45080), (1564, 43610), (1610, 42364), (1666, 40940), (1780, 38318), (1955, 34888), (1960, 34799), (2047, 33320), (2254, 30260), (2380, 28658), (2492, 27370), (2737, 24920), (3026, 22540), (3115, 21896), (3128, 21805), (3220, 21182), (3332, 20470), (3560, 19159), (3910, 17444), (4094, 16660), (4165, 16376), (4361, 15640), (4508, 15130), (4760, 14329), (4984, 13685), (5474, 12460), (5635, 12104), (6052, 11270), (6230, 10948), (6440, 10591), (6664, 10235), (7565, 9016), (7820, 8722), (8188, 8330)]