212880720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 240

約数和(自身を含む): 744702336

約数和(自身を除く): 531821616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 71, 78, 80, 93, 104, 120, 124, 130, 142, 155, 156, 186, 195, 208, 213, 240, 248, 260, 284, 310, 312, 355, 372, 390, 403, 426, 465, 496, 520, 568, 620, 624, 710, 744, 780, 806, 852, 923, 930, 961, 1040, 1065, 1136, 1209, 1240, 1420, 1488, 1560, 1612, 1704, 1846, 1860, 1922, 2015, 2130, 2201, 2418, 2480, 2769, 2840, 2883, 3120, 3224, 3408, 3692, 3720, 3844, 4030, 4260, 4402, 4615, 4805, 4836, 5538, 5680, 5766, 6045, 6448, 6603, 7384, 7440, 7688, 8060, 8520, 8804, 9230, 9610, 9672, 11005, 11076, 11532, 12090, 12493, 13206, 13845, 14415, 14768, 15376, 16120, 17040, 17608, 18460, 19220, 19344, 22010, 22152, 23064, 24180, 24986, 26412, 27690, 28613, 28830, 32240, 33015, 35216, 36920, 37479, 38440, 44020, 44304, 46128, 48360, 49972, 52824, 55380, 57226, 57660, 62465, 66030, 68231, 73840, 74958, 76880, 85839, 88040, 96720, 99944, 105648, 110760, 114452, 115320, 124930, 132060, 136462, 143065, 149916, 171678, 176080, 187395, 199888, 204693, 221520, 228904, 230640, 249860, 264120, 272924, 286130, 299832, 341155, 343356, 374790, 409386, 429195, 457808, 499720, 528240, 545848, 572260, 599664, 682310, 686712, 749580, 818772, 858390, 887003, 999440, 1023465, 1091696, 1144520, 1364620, 1373424, 1499160, 1637544, 1716780, 1774006, 2046930, 2289040, 2661009, 2729240, 2998320, 3275088, 3433560, 3548012, 4093860, 4435015, 5322018, 5458480, 6867120, 7096024, 8187720, 8870030, 10644036, 13305045, 14192048, 16375440, 17740060, 21288072, 26610090, 35480120, 42576144, 53220180, 70960240, 106440360, 212880720]

約数ペア:

[(1, 212880720), (2, 106440360), (3, 70960240), (4, 53220180), (5, 42576144), (6, 35480120), (8, 26610090), (10, 21288072), (12, 17740060), (13, 16375440), (15, 14192048), (16, 13305045), (20, 10644036), (24, 8870030), (26, 8187720), (30, 7096024), (31, 6867120), (39, 5458480), (40, 5322018), (48, 4435015), (52, 4093860), (60, 3548012), (62, 3433560), (65, 3275088), (71, 2998320), (78, 2729240), (80, 2661009), (93, 2289040), (104, 2046930), (120, 1774006), (124, 1716780), (130, 1637544), (142, 1499160), (155, 1373424), (156, 1364620), (186, 1144520), (195, 1091696), (208, 1023465), (213, 999440), (240, 887003), (248, 858390), (260, 818772), (284, 749580), (310, 686712), (312, 682310), (355, 599664), (372, 572260), (390, 545848), (403, 528240), (426, 499720), (465, 457808), (496, 429195), (520, 409386), (568, 374790), (620, 343356), (624, 341155), (710, 299832), (744, 286130), (780, 272924), (806, 264120), (852, 249860), (923, 230640), (930, 228904), (961, 221520), (1040, 204693), (1065, 199888), (1136, 187395), (1209, 176080), (1240, 171678), (1420, 149916), (1488, 143065), (1560, 136462), (1612, 132060), (1704, 124930), (1846, 115320), (1860, 114452), (1922, 110760), (2015, 105648), (2130, 99944), (2201, 96720), (2418, 88040), (2480, 85839), (2769, 76880), (2840, 74958), (2883, 73840), (3120, 68231), (3224, 66030), (3408, 62465), (3692, 57660), (3720, 57226), (3844, 55380), (4030, 52824), (4260, 49972), (4402, 48360), (4615, 46128), (4805, 44304), (4836, 44020), (5538, 38440), (5680, 37479), (5766, 36920), (6045, 35216), (6448, 33015), (6603, 32240), (7384, 28830), (7440, 28613), (7688, 27690), (8060, 26412), (8520, 24986), (8804, 24180), (9230, 23064), (9610, 22152), (9672, 22010), (11005, 19344), (11076, 19220), (11532, 18460), (12090, 17608), (12493, 17040), (13206, 16120), (13845, 15376), (14415, 14768)]