215872290

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:354

約数の個数: 160

約数和(自身を含む): 627107184

約数和(自身を除く): 411234894

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 61, 81, 85, 90, 102, 122, 135, 153, 162, 170, 183, 255, 257, 270, 305, 306, 366, 405, 459, 510, 514, 549, 610, 765, 771, 810, 915, 918, 1037, 1098, 1285, 1377, 1530, 1542, 1647, 1830, 2074, 2295, 2313, 2570, 2745, 2754, 3111, 3294, 3855, 4369, 4590, 4626, 4941, 5185, 5490, 6222, 6885, 6939, 7710, 8235, 8738, 9333, 9882, 10370, 11565, 13107, 13770, 13878, 15555, 15677, 16470, 18666, 20817, 21845, 23130, 24705, 26214, 27999, 31110, 31354, 34695, 39321, 41634, 43690, 46665, 47031, 49410, 55998, 65535, 69390, 78385, 78642, 83997, 93330, 94062, 104085, 117963, 131070, 139995, 141093, 156770, 167994, 196605, 208170, 235155, 235926, 266509, 279990, 282186, 353889, 393210, 419985, 423279, 470310, 533018, 589815, 705465, 707778, 799527, 839970, 846558, 1179630, 1269837, 1332545, 1410930, 1599054, 1769445, 2116395, 2398581, 2539674, 2665090, 3538890, 3997635, 4232790, 4797162, 6349185, 7195743, 7995270, 11992905, 12698370, 14391486, 21587229, 23985810, 35978715, 43174458, 71957430, 107936145, 215872290]

約数ペア:

[(1, 215872290), (2, 107936145), (3, 71957430), (5, 43174458), (6, 35978715), (9, 23985810), (10, 21587229), (15, 14391486), (17, 12698370), (18, 11992905), (27, 7995270), (30, 7195743), (34, 6349185), (45, 4797162), (51, 4232790), (54, 3997635), (61, 3538890), (81, 2665090), (85, 2539674), (90, 2398581), (102, 2116395), (122, 1769445), (135, 1599054), (153, 1410930), (162, 1332545), (170, 1269837), (183, 1179630), (255, 846558), (257, 839970), (270, 799527), (305, 707778), (306, 705465), (366, 589815), (405, 533018), (459, 470310), (510, 423279), (514, 419985), (549, 393210), (610, 353889), (765, 282186), (771, 279990), (810, 266509), (915, 235926), (918, 235155), (1037, 208170), (1098, 196605), (1285, 167994), (1377, 156770), (1530, 141093), (1542, 139995), (1647, 131070), (1830, 117963), (2074, 104085), (2295, 94062), (2313, 93330), (2570, 83997), (2745, 78642), (2754, 78385), (3111, 69390), (3294, 65535), (3855, 55998), (4369, 49410), (4590, 47031), (4626, 46665), (4941, 43690), (5185, 41634), (5490, 39321), (6222, 34695), (6885, 31354), (6939, 31110), (7710, 27999), (8235, 26214), (8738, 24705), (9333, 23130), (9882, 21845), (10370, 20817), (11565, 18666), (13107, 16470), (13770, 15677), (13878, 15555)]