253938240

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 280

約数和(自身を含む): 921651192

約数和(自身を除く): 667712952

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, 64, 72, 80, 81, 90, 96, 97, 101, 108, 120, 135, 144, 160, 162, 180, 192, 194, 202, 216, 240, 270, 288, 291, 303, 320, 324, 360, 388, 404, 405, 432, 480, 485, 505, 540, 576, 582, 606, 648, 720, 776, 808, 810, 864, 873, 909, 960, 970, 1010, 1080, 1164, 1212, 1296, 1440, 1455, 1515, 1552, 1616, 1620, 1728, 1746, 1818, 1940, 2020, 2160, 2328, 2424, 2592, 2619, 2727, 2880, 2910, 3030, 3104, 3232, 3240, 3492, 3636, 3880, 4040, 4320, 4365, 4545, 4656, 4848, 5184, 5238, 5454, 5820, 6060, 6208, 6464, 6480, 6984, 7272, 7760, 7857, 8080, 8181, 8640, 8730, 9090, 9312, 9696, 9797, 10476, 10908, 11640, 12120, 12960, 13095, 13635, 13968, 14544, 15520, 15714, 16160, 16362, 17460, 18180, 18624, 19392, 19594, 20952, 21816, 23280, 24240, 25920, 26190, 27270, 27936, 29088, 29391, 31040, 31428, 32320, 32724, 34920, 36360, 39188, 39285, 40905, 41904, 43632, 46560, 48480, 48985, 52380, 54540, 55872, 58176, 58782, 62856, 65448, 69840, 72720, 78376, 78570, 81810, 83808, 87264, 88173, 93120, 96960, 97970, 104760, 109080, 117564, 125712, 130896, 139680, 145440, 146955, 156752, 157140, 163620, 167616, 174528, 176346, 195940, 209520, 218160, 235128, 251424, 261792, 264519, 279360, 290880, 293910, 313504, 314280, 327240, 352692, 391880, 419040, 436320, 440865, 470256, 502848, 523584, 529038, 587820, 627008, 628560, 654480, 705384, 783760, 793557, 838080, 872640, 881730, 940512, 1058076, 1175640, 1257120, 1308960, 1322595, 1410768, 1567520, 1587114, 1763460, 1881024, 2116152, 2351280, 2514240, 2617920, 2645190, 2821536, 3135040, 3174228, 3526920, 3967785, 4232304, 4702560, 5290380, 5643072, 6348456, 7053840, 7935570, 8464608, 9405120, 10580760, 12696912, 14107680, 15871140, 16929216, 21161520, 25393824, 28215360, 31742280, 42323040, 50787648, 63484560, 84646080, 126969120, 253938240]

約数ペア:

[(1, 253938240), (2, 126969120), (3, 84646080), (4, 63484560), (5, 50787648), (6, 42323040), (8, 31742280), (9, 28215360), (10, 25393824), (12, 21161520), (15, 16929216), (16, 15871140), (18, 14107680), (20, 12696912), (24, 10580760), (27, 9405120), (30, 8464608), (32, 7935570), (36, 7053840), (40, 6348456), (45, 5643072), (48, 5290380), (54, 4702560), (60, 4232304), (64, 3967785), (72, 3526920), (80, 3174228), (81, 3135040), (90, 2821536), (96, 2645190), (97, 2617920), (101, 2514240), (108, 2351280), (120, 2116152), (135, 1881024), (144, 1763460), (160, 1587114), (162, 1567520), (180, 1410768), (192, 1322595), (194, 1308960), (202, 1257120), (216, 1175640), (240, 1058076), (270, 940512), (288, 881730), (291, 872640), (303, 838080), (320, 793557), (324, 783760), (360, 705384), (388, 654480), (404, 628560), (405, 627008), (432, 587820), (480, 529038), (485, 523584), (505, 502848), (540, 470256), (576, 440865), (582, 436320), (606, 419040), (648, 391880), (720, 352692), (776, 327240), (808, 314280), (810, 313504), (864, 293910), (873, 290880), (909, 279360), (960, 264519), (970, 261792), (1010, 251424), (1080, 235128), (1164, 218160), (1212, 209520), (1296, 195940), (1440, 176346), (1455, 174528), (1515, 167616), (1552, 163620), (1616, 157140), (1620, 156752), (1728, 146955), (1746, 145440), (1818, 139680), (1940, 130896), (2020, 125712), (2160, 117564), (2328, 109080), (2424, 104760), (2592, 97970), (2619, 96960), (2727, 93120), (2880, 88173), (2910, 87264), (3030, 83808), (3104, 81810), (3232, 78570), (3240, 78376), (3492, 72720), (3636, 69840), (3880, 65448), (4040, 62856), (4320, 58782), (4365, 58176), (4545, 55872), (4656, 54540), (4848, 52380), (5184, 48985), (5238, 48480), (5454, 46560), (5820, 43632), (6060, 41904), (6208, 40905), (6464, 39285), (6480, 39188), (6984, 36360), (7272, 34920), (7760, 32724), (7857, 32320), (8080, 31428), (8181, 31040), (8640, 29391), (8730, 29088), (9090, 27936), (9312, 27270), (9696, 26190), (9797, 25920), (10476, 24240), (10908, 23280), (11640, 21816), (12120, 20952), (12960, 19594), (13095, 19392), (13635, 18624), (13968, 18180), (14544, 17460), (15520, 16362), (15714, 16160)]