247635840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1277}}^1$

素因数の和:1400

約数の個数: 128

約数和(自身を含む): 797778720

約数和(自身を除く): 550142880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 160, 192, 202, 240, 303, 320, 384, 404, 480, 505, 606, 640, 808, 960, 1010, 1212, 1277, 1515, 1616, 1920, 2020, 2424, 2554, 3030, 3232, 3831, 4040, 4848, 5108, 6060, 6385, 6464, 7662, 8080, 9696, 10216, 12120, 12770, 12928, 15324, 16160, 19155, 19392, 20432, 24240, 25540, 30648, 32320, 38310, 38784, 40864, 48480, 51080, 61296, 64640, 76620, 81728, 96960, 102160, 122592, 128977, 153240, 163456, 193920, 204320, 245184, 257954, 306480, 386931, 408640, 490368, 515908, 612960, 644885, 773862, 817280, 1031816, 1225920, 1289770, 1547724, 1934655, 2063632, 2451840, 2579540, 3095448, 3869310, 4127264, 5159080, 6190896, 7738620, 8254528, 10318160, 12381792, 15477240, 16509056, 20636320, 24763584, 30954480, 41272640, 49527168, 61908960, 82545280, 123817920, 247635840]

約数ペア:

[(1, 247635840), (2, 123817920), (3, 82545280), (4, 61908960), (5, 49527168), (6, 41272640), (8, 30954480), (10, 24763584), (12, 20636320), (15, 16509056), (16, 15477240), (20, 12381792), (24, 10318160), (30, 8254528), (32, 7738620), (40, 6190896), (48, 5159080), (60, 4127264), (64, 3869310), (80, 3095448), (96, 2579540), (101, 2451840), (120, 2063632), (128, 1934655), (160, 1547724), (192, 1289770), (202, 1225920), (240, 1031816), (303, 817280), (320, 773862), (384, 644885), (404, 612960), (480, 515908), (505, 490368), (606, 408640), (640, 386931), (808, 306480), (960, 257954), (1010, 245184), (1212, 204320), (1277, 193920), (1515, 163456), (1616, 153240), (1920, 128977), (2020, 122592), (2424, 102160), (2554, 96960), (3030, 81728), (3232, 76620), (3831, 64640), (4040, 61296), (4848, 51080), (5108, 48480), (6060, 40864), (6385, 38784), (6464, 38310), (7662, 32320), (8080, 30648), (9696, 25540), (10216, 24240), (12120, 20432), (12770, 19392), (12928, 19155), (15324, 16160)]