68859240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 219628800

約数和(自身を除く): 150769560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 183, 184, 230, 244, 276, 305, 345, 366, 409, 460, 488, 552, 610, 690, 732, 818, 915, 920, 1220, 1227, 1380, 1403, 1464, 1636, 1830, 2045, 2440, 2454, 2760, 2806, 3272, 3660, 4090, 4209, 4908, 5612, 6135, 7015, 7320, 8180, 8418, 9407, 9816, 11224, 12270, 14030, 16360, 16836, 18814, 21045, 24540, 24949, 28060, 28221, 33672, 37628, 42090, 47035, 49080, 49898, 56120, 56442, 74847, 75256, 84180, 94070, 99796, 112884, 124745, 141105, 149694, 168360, 188140, 199592, 225768, 249490, 282210, 299388, 374235, 376280, 498980, 564420, 573827, 598776, 748470, 997960, 1128840, 1147654, 1496940, 1721481, 2295308, 2869135, 2993880, 3442962, 4590616, 5738270, 6885924, 8607405, 11476540, 13771848, 17214810, 22953080, 34429620, 68859240]

約数ペア:

[(1, 68859240), (2, 34429620), (3, 22953080), (4, 17214810), (5, 13771848), (6, 11476540), (8, 8607405), (10, 6885924), (12, 5738270), (15, 4590616), (20, 3442962), (23, 2993880), (24, 2869135), (30, 2295308), (40, 1721481), (46, 1496940), (60, 1147654), (61, 1128840), (69, 997960), (92, 748470), (115, 598776), (120, 573827), (122, 564420), (138, 498980), (183, 376280), (184, 374235), (230, 299388), (244, 282210), (276, 249490), (305, 225768), (345, 199592), (366, 188140), (409, 168360), (460, 149694), (488, 141105), (552, 124745), (610, 112884), (690, 99796), (732, 94070), (818, 84180), (915, 75256), (920, 74847), (1220, 56442), (1227, 56120), (1380, 49898), (1403, 49080), (1464, 47035), (1636, 42090), (1830, 37628), (2045, 33672), (2440, 28221), (2454, 28060), (2760, 24949), (2806, 24540), (3272, 21045), (3660, 18814), (4090, 16836), (4209, 16360), (4908, 14030), (5612, 12270), (6135, 11224), (7015, 9816), (7320, 9407), (8180, 8418)]