255969480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 256

約数和(自身を含む): 877363200

約数和(自身を除く): 621393720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 67, 78, 79, 93, 104, 120, 124, 130, 134, 155, 156, 158, 186, 195, 201, 237, 248, 260, 268, 310, 312, 316, 335, 372, 390, 395, 402, 403, 465, 474, 520, 536, 620, 632, 670, 744, 780, 790, 804, 806, 871, 930, 948, 1005, 1027, 1185, 1209, 1240, 1340, 1560, 1580, 1608, 1612, 1742, 1860, 1896, 2010, 2015, 2054, 2077, 2370, 2418, 2449, 2613, 2680, 3081, 3160, 3224, 3484, 3720, 4020, 4030, 4108, 4154, 4355, 4740, 4836, 4898, 5135, 5226, 5293, 6045, 6162, 6231, 6968, 7347, 8040, 8060, 8216, 8308, 8710, 9480, 9672, 9796, 10270, 10385, 10452, 10586, 12090, 12245, 12324, 12462, 13065, 14694, 15405, 15879, 16120, 16616, 17420, 19592, 20540, 20770, 20904, 21172, 24180, 24490, 24648, 24924, 26130, 26465, 27001, 29388, 30810, 31155, 31758, 31837, 34840, 36735, 41080, 41540, 42344, 48360, 48980, 49848, 52260, 52930, 54002, 58776, 61620, 62310, 63516, 63674, 68809, 73470, 79395, 81003, 83080, 95511, 97960, 104520, 105860, 108004, 123240, 124620, 127032, 127348, 135005, 137618, 146940, 158790, 159185, 162006, 164083, 191022, 206427, 211720, 216008, 249240, 254696, 270010, 275236, 293880, 317580, 318370, 324012, 328166, 344045, 382044, 405015, 412854, 477555, 492249, 540020, 550472, 635160, 636740, 648024, 656332, 688090, 764088, 810030, 820415, 825708, 955110, 984498, 1032135, 1080040, 1273480, 1312664, 1376180, 1620060, 1640830, 1651416, 1910220, 1968996, 2064270, 2133079, 2461245, 2752360, 3240120, 3281660, 3820440, 3937992, 4128540, 4266158, 4922490, 6399237, 6563320, 8257080, 8532316, 9844980, 10665395, 12798474, 17064632, 19689960, 21330790, 25596948, 31996185, 42661580, 51193896, 63992370, 85323160, 127984740, 255969480]

約数ペア:

[(1, 255969480), (2, 127984740), (3, 85323160), (4, 63992370), (5, 51193896), (6, 42661580), (8, 31996185), (10, 25596948), (12, 21330790), (13, 19689960), (15, 17064632), (20, 12798474), (24, 10665395), (26, 9844980), (30, 8532316), (31, 8257080), (39, 6563320), (40, 6399237), (52, 4922490), (60, 4266158), (62, 4128540), (65, 3937992), (67, 3820440), (78, 3281660), (79, 3240120), (93, 2752360), (104, 2461245), (120, 2133079), (124, 2064270), (130, 1968996), (134, 1910220), (155, 1651416), (156, 1640830), (158, 1620060), (186, 1376180), (195, 1312664), (201, 1273480), (237, 1080040), (248, 1032135), (260, 984498), (268, 955110), (310, 825708), (312, 820415), (316, 810030), (335, 764088), (372, 688090), (390, 656332), (395, 648024), (402, 636740), (403, 635160), (465, 550472), (474, 540020), (520, 492249), (536, 477555), (620, 412854), (632, 405015), (670, 382044), (744, 344045), (780, 328166), (790, 324012), (804, 318370), (806, 317580), (871, 293880), (930, 275236), (948, 270010), (1005, 254696), (1027, 249240), (1185, 216008), (1209, 211720), (1240, 206427), (1340, 191022), (1560, 164083), (1580, 162006), (1608, 159185), (1612, 158790), (1742, 146940), (1860, 137618), (1896, 135005), (2010, 127348), (2015, 127032), (2054, 124620), (2077, 123240), (2370, 108004), (2418, 105860), (2449, 104520), (2613, 97960), (2680, 95511), (3081, 83080), (3160, 81003), (3224, 79395), (3484, 73470), (3720, 68809), (4020, 63674), (4030, 63516), (4108, 62310), (4154, 61620), (4355, 58776), (4740, 54002), (4836, 52930), (4898, 52260), (5135, 49848), (5226, 48980), (5293, 48360), (6045, 42344), (6162, 41540), (6231, 41080), (6968, 36735), (7347, 34840), (8040, 31837), (8060, 31758), (8216, 31155), (8308, 30810), (8710, 29388), (9480, 27001), (9672, 26465), (9796, 26130), (10270, 24924), (10385, 24648), (10452, 24490), (10586, 24180), (12090, 21172), (12245, 20904), (12324, 20770), (12462, 20540), (13065, 19592), (14694, 17420), (15405, 16616), (15879, 16120)]