1668639840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6803}}^1$

素因数の和:6901

約数の個数: 192

約数和(自身を含む): 6090287616

約数和(自身を除く): 4421647776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 160, 168, 210, 219, 224, 240, 280, 292, 336, 365, 420, 438, 480, 511, 560, 584, 672, 730, 840, 876, 1022, 1095, 1120, 1168, 1460, 1533, 1680, 1752, 2044, 2190, 2336, 2555, 2920, 3066, 3360, 3504, 4088, 4380, 5110, 5840, 6132, 6803, 7008, 7665, 8176, 8760, 10220, 11680, 12264, 13606, 15330, 16352, 17520, 20409, 20440, 24528, 27212, 30660, 34015, 35040, 40818, 40880, 47621, 49056, 54424, 61320, 68030, 81636, 81760, 95242, 102045, 108848, 122640, 136060, 142863, 163272, 190484, 204090, 217696, 238105, 245280, 272120, 285726, 326544, 380968, 408180, 476210, 496619, 544240, 571452, 653088, 714315, 761936, 816360, 952420, 993238, 1088480, 1142904, 1428630, 1489857, 1523872, 1632720, 1904840, 1986476, 2285808, 2483095, 2857260, 2979714, 3265440, 3476333, 3809680, 3972952, 4571616, 4966190, 5714520, 5959428, 6952666, 7449285, 7619360, 7945904, 9932380, 10428999, 11429040, 11918856, 13905332, 14898570, 15891808, 17381665, 19864760, 20857998, 22858080, 23837712, 27810664, 29797140, 34763330, 39729520, 41715996, 47675424, 52144995, 55621328, 59594280, 69526660, 79459040, 83431992, 104289990, 111242656, 119188560, 139053320, 166863984, 208579980, 238377120, 278106640, 333727968, 417159960, 556213280, 834319920, 1668639840]

約数ペア:

[(1, 1668639840), (2, 834319920), (3, 556213280), (4, 417159960), (5, 333727968), (6, 278106640), (7, 238377120), (8, 208579980), (10, 166863984), (12, 139053320), (14, 119188560), (15, 111242656), (16, 104289990), (20, 83431992), (21, 79459040), (24, 69526660), (28, 59594280), (30, 55621328), (32, 52144995), (35, 47675424), (40, 41715996), (42, 39729520), (48, 34763330), (56, 29797140), (60, 27810664), (70, 23837712), (73, 22858080), (80, 20857998), (84, 19864760), (96, 17381665), (105, 15891808), (112, 14898570), (120, 13905332), (140, 11918856), (146, 11429040), (160, 10428999), (168, 9932380), (210, 7945904), (219, 7619360), (224, 7449285), (240, 6952666), (280, 5959428), (292, 5714520), (336, 4966190), (365, 4571616), (420, 3972952), (438, 3809680), (480, 3476333), (511, 3265440), (560, 2979714), (584, 2857260), (672, 2483095), (730, 2285808), (840, 1986476), (876, 1904840), (1022, 1632720), (1095, 1523872), (1120, 1489857), (1168, 1428630), (1460, 1142904), (1533, 1088480), (1680, 993238), (1752, 952420), (2044, 816360), (2190, 761936), (2336, 714315), (2555, 653088), (2920, 571452), (3066, 544240), (3360, 496619), (3504, 476210), (4088, 408180), (4380, 380968), (5110, 326544), (5840, 285726), (6132, 272120), (6803, 245280), (7008, 238105), (7665, 217696), (8176, 204090), (8760, 190484), (10220, 163272), (11680, 142863), (12264, 136060), (13606, 122640), (15330, 108848), (16352, 102045), (17520, 95242), (20409, 81760), (20440, 81636), (24528, 68030), (27212, 61320), (30660, 54424), (34015, 49056), (35040, 47621), (40818, 40880)]