260405280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:381

約数の個数: 240

約数和(自身を含む): 935250624

約数和(自身を除く): 674845344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 71, 72, 80, 81, 90, 96, 108, 120, 135, 142, 144, 160, 162, 180, 213, 216, 240, 270, 283, 284, 288, 324, 355, 360, 405, 426, 432, 480, 540, 566, 568, 639, 648, 710, 720, 810, 849, 852, 864, 1065, 1080, 1132, 1136, 1278, 1296, 1415, 1420, 1440, 1620, 1698, 1704, 1917, 2130, 2160, 2264, 2272, 2547, 2556, 2592, 2830, 2840, 3195, 3240, 3396, 3408, 3834, 4245, 4260, 4320, 4528, 5094, 5112, 5660, 5680, 5751, 6390, 6480, 6792, 6816, 7641, 7668, 8490, 8520, 9056, 9585, 10188, 10224, 11320, 11360, 11502, 12735, 12780, 12960, 13584, 15282, 15336, 16980, 17040, 19170, 20093, 20376, 20448, 22640, 22923, 23004, 25470, 25560, 27168, 28755, 30564, 30672, 33960, 34080, 38205, 38340, 40186, 40752, 45280, 45846, 46008, 50940, 51120, 57510, 60279, 61128, 61344, 67920, 76410, 76680, 80372, 81504, 91692, 92016, 100465, 101880, 102240, 114615, 115020, 120558, 122256, 135840, 152820, 153360, 160744, 180837, 183384, 184032, 200930, 203760, 229230, 230040, 241116, 244512, 301395, 305640, 306720, 321488, 361674, 366768, 401860, 407520, 458460, 460080, 482232, 542511, 602790, 611280, 642976, 723348, 733536, 803720, 904185, 916920, 920160, 964464, 1085022, 1205580, 1222560, 1446696, 1607440, 1627533, 1808370, 1833840, 1928928, 2170044, 2411160, 2712555, 2893392, 3214880, 3255066, 3616740, 3667680, 4340088, 4822320, 5425110, 5786784, 6510132, 7233480, 8137665, 8680176, 9644640, 10850220, 13020264, 14466960, 16275330, 17360352, 21700440, 26040528, 28933920, 32550660, 43400880, 52081056, 65101320, 86801760, 130202640, 260405280]

約数ペア:

[(1, 260405280), (2, 130202640), (3, 86801760), (4, 65101320), (5, 52081056), (6, 43400880), (8, 32550660), (9, 28933920), (10, 26040528), (12, 21700440), (15, 17360352), (16, 16275330), (18, 14466960), (20, 13020264), (24, 10850220), (27, 9644640), (30, 8680176), (32, 8137665), (36, 7233480), (40, 6510132), (45, 5786784), (48, 5425110), (54, 4822320), (60, 4340088), (71, 3667680), (72, 3616740), (80, 3255066), (81, 3214880), (90, 2893392), (96, 2712555), (108, 2411160), (120, 2170044), (135, 1928928), (142, 1833840), (144, 1808370), (160, 1627533), (162, 1607440), (180, 1446696), (213, 1222560), (216, 1205580), (240, 1085022), (270, 964464), (283, 920160), (284, 916920), (288, 904185), (324, 803720), (355, 733536), (360, 723348), (405, 642976), (426, 611280), (432, 602790), (480, 542511), (540, 482232), (566, 460080), (568, 458460), (639, 407520), (648, 401860), (710, 366768), (720, 361674), (810, 321488), (849, 306720), (852, 305640), (864, 301395), (1065, 244512), (1080, 241116), (1132, 230040), (1136, 229230), (1278, 203760), (1296, 200930), (1415, 184032), (1420, 183384), (1440, 180837), (1620, 160744), (1698, 153360), (1704, 152820), (1917, 135840), (2130, 122256), (2160, 120558), (2264, 115020), (2272, 114615), (2547, 102240), (2556, 101880), (2592, 100465), (2830, 92016), (2840, 91692), (3195, 81504), (3240, 80372), (3396, 76680), (3408, 76410), (3834, 67920), (4245, 61344), (4260, 61128), (4320, 60279), (4528, 57510), (5094, 51120), (5112, 50940), (5660, 46008), (5680, 45846), (5751, 45280), (6390, 40752), (6480, 40186), (6792, 38340), (6816, 38205), (7641, 34080), (7668, 33960), (8490, 30672), (8520, 30564), (9056, 28755), (9585, 27168), (10188, 25560), (10224, 25470), (11320, 23004), (11360, 22923), (11502, 22640), (12735, 20448), (12780, 20376), (12960, 20093), (13584, 19170), (15282, 17040), (15336, 16980)]