291239280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1368

約数の個数: 160

約数和(自身を含む): 1013179200

約数和(自身を除く): 721939920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 109, 120, 135, 144, 180, 216, 218, 240, 270, 327, 360, 432, 436, 540, 545, 654, 720, 872, 981, 1080, 1090, 1237, 1308, 1635, 1744, 1962, 2160, 2180, 2474, 2616, 2943, 3270, 3711, 3924, 4360, 4905, 4948, 5232, 5886, 6185, 6540, 7422, 7848, 8720, 9810, 9896, 11133, 11772, 12370, 13080, 14715, 14844, 15696, 18555, 19620, 19792, 22266, 23544, 24740, 26160, 29430, 29688, 33399, 37110, 39240, 44532, 47088, 49480, 55665, 58860, 59376, 66798, 74220, 78480, 89064, 98960, 111330, 117720, 133596, 134833, 148440, 166995, 178128, 222660, 235440, 267192, 269666, 296880, 333990, 404499, 445320, 534384, 539332, 667980, 674165, 808998, 890640, 1078664, 1213497, 1335960, 1348330, 1617996, 2022495, 2157328, 2426994, 2671920, 2696660, 3235992, 3640491, 4044990, 4853988, 5393320, 6067485, 6471984, 7280982, 8089980, 9707976, 10786640, 12134970, 14561964, 16179960, 18202455, 19415952, 24269940, 29123928, 32359920, 36404910, 48539880, 58247856, 72809820, 97079760, 145619640, 291239280]

約数ペア:

[(1, 291239280), (2, 145619640), (3, 97079760), (4, 72809820), (5, 58247856), (6, 48539880), (8, 36404910), (9, 32359920), (10, 29123928), (12, 24269940), (15, 19415952), (16, 18202455), (18, 16179960), (20, 14561964), (24, 12134970), (27, 10786640), (30, 9707976), (36, 8089980), (40, 7280982), (45, 6471984), (48, 6067485), (54, 5393320), (60, 4853988), (72, 4044990), (80, 3640491), (90, 3235992), (108, 2696660), (109, 2671920), (120, 2426994), (135, 2157328), (144, 2022495), (180, 1617996), (216, 1348330), (218, 1335960), (240, 1213497), (270, 1078664), (327, 890640), (360, 808998), (432, 674165), (436, 667980), (540, 539332), (545, 534384), (654, 445320), (720, 404499), (872, 333990), (981, 296880), (1080, 269666), (1090, 267192), (1237, 235440), (1308, 222660), (1635, 178128), (1744, 166995), (1962, 148440), (2160, 134833), (2180, 133596), (2474, 117720), (2616, 111330), (2943, 98960), (3270, 89064), (3711, 78480), (3924, 74220), (4360, 66798), (4905, 59376), (4948, 58860), (5232, 55665), (5886, 49480), (6185, 47088), (6540, 44532), (7422, 39240), (7848, 37110), (8720, 33399), (9810, 29688), (9896, 29430), (11133, 26160), (11772, 24740), (12370, 23544), (13080, 22266), (14715, 19792), (14844, 19620), (15696, 18555)]