168273840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:420

約数の個数: 240

約数和(自身を含む): 623397600

約数和(自身を除く): 455123760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 49, 56, 60, 70, 80, 82, 84, 98, 105, 112, 120, 123, 140, 147, 164, 168, 196, 205, 210, 240, 245, 246, 280, 287, 294, 328, 336, 349, 392, 410, 420, 490, 492, 560, 574, 588, 615, 656, 698, 735, 784, 820, 840, 861, 980, 984, 1047, 1148, 1176, 1230, 1396, 1435, 1470, 1640, 1680, 1722, 1745, 1960, 1968, 2009, 2094, 2296, 2352, 2443, 2460, 2792, 2870, 2940, 3280, 3444, 3490, 3920, 4018, 4188, 4305, 4592, 4886, 4920, 5235, 5584, 5740, 5880, 6027, 6888, 6980, 7329, 8036, 8376, 8610, 9772, 9840, 10045, 10470, 11480, 11760, 12054, 12215, 13776, 13960, 14309, 14658, 16072, 16752, 17101, 17220, 19544, 20090, 20940, 22960, 24108, 24430, 27920, 28618, 29316, 30135, 32144, 34202, 34440, 36645, 39088, 40180, 41880, 42927, 48216, 48860, 51303, 57236, 58632, 60270, 68404, 68880, 71545, 73290, 80360, 83760, 85505, 85854, 96432, 97720, 100163, 102606, 114472, 117264, 120540, 136808, 143090, 146580, 160720, 171010, 171708, 195440, 200326, 205212, 214635, 228944, 241080, 256515, 273616, 286180, 293160, 300489, 342020, 343416, 400652, 410424, 429270, 482160, 500815, 513030, 572360, 586320, 600978, 684040, 686832, 701141, 801304, 820848, 858540, 1001630, 1026060, 1144720, 1201956, 1368080, 1402282, 1502445, 1602608, 1717080, 2003260, 2052120, 2103423, 2403912, 2804564, 3004890, 3434160, 3505705, 4006520, 4104240, 4206846, 4807824, 5609128, 6009780, 7011410, 8013040, 8413692, 10517115, 11218256, 12019560, 14022820, 16827384, 21034230, 24039120, 28045640, 33654768, 42068460, 56091280, 84136920, 168273840]

約数ペア:

[(1, 168273840), (2, 84136920), (3, 56091280), (4, 42068460), (5, 33654768), (6, 28045640), (7, 24039120), (8, 21034230), (10, 16827384), (12, 14022820), (14, 12019560), (15, 11218256), (16, 10517115), (20, 8413692), (21, 8013040), (24, 7011410), (28, 6009780), (30, 5609128), (35, 4807824), (40, 4206846), (41, 4104240), (42, 4006520), (48, 3505705), (49, 3434160), (56, 3004890), (60, 2804564), (70, 2403912), (80, 2103423), (82, 2052120), (84, 2003260), (98, 1717080), (105, 1602608), (112, 1502445), (120, 1402282), (123, 1368080), (140, 1201956), (147, 1144720), (164, 1026060), (168, 1001630), (196, 858540), (205, 820848), (210, 801304), (240, 701141), (245, 686832), (246, 684040), (280, 600978), (287, 586320), (294, 572360), (328, 513030), (336, 500815), (349, 482160), (392, 429270), (410, 410424), (420, 400652), (490, 343416), (492, 342020), (560, 300489), (574, 293160), (588, 286180), (615, 273616), (656, 256515), (698, 241080), (735, 228944), (784, 214635), (820, 205212), (840, 200326), (861, 195440), (980, 171708), (984, 171010), (1047, 160720), (1148, 146580), (1176, 143090), (1230, 136808), (1396, 120540), (1435, 117264), (1470, 114472), (1640, 102606), (1680, 100163), (1722, 97720), (1745, 96432), (1960, 85854), (1968, 85505), (2009, 83760), (2094, 80360), (2296, 73290), (2352, 71545), (2443, 68880), (2460, 68404), (2792, 60270), (2870, 58632), (2940, 57236), (3280, 51303), (3444, 48860), (3490, 48216), (3920, 42927), (4018, 41880), (4188, 40180), (4305, 39088), (4592, 36645), (4886, 34440), (4920, 34202), (5235, 32144), (5584, 30135), (5740, 29316), (5880, 28618), (6027, 27920), (6888, 24430), (6980, 24108), (7329, 22960), (8036, 20940), (8376, 20090), (8610, 19544), (9772, 17220), (9840, 17101), (10045, 16752), (10470, 16072), (11480, 14658), (11760, 14309), (12054, 13960), (12215, 13776)]