238663920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90403}}^1$

素因数の和:90430

約数の個数: 80

約数和(自身を含む): 807126912

約数和(自身を除く): 568462992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 90403, 180806, 271209, 361612, 452015, 542418, 723224, 904030, 994433, 1084836, 1356045, 1446448, 1808060, 1988866, 2169672, 2712090, 2983299, 3616120, 3977732, 4339344, 4972165, 5424180, 5966598, 7232240, 7955464, 9944330, 10848360, 11933196, 14916495, 15910928, 19888660, 21696720, 23866392, 29832990, 39777320, 47732784, 59665980, 79554640, 119331960, 238663920]

約数ペア:

[(1, 238663920), (2, 119331960), (3, 79554640), (4, 59665980), (5, 47732784), (6, 39777320), (8, 29832990), (10, 23866392), (11, 21696720), (12, 19888660), (15, 15910928), (16, 14916495), (20, 11933196), (22, 10848360), (24, 9944330), (30, 7955464), (33, 7232240), (40, 5966598), (44, 5424180), (48, 4972165), (55, 4339344), (60, 3977732), (66, 3616120), (80, 2983299), (88, 2712090), (110, 2169672), (120, 1988866), (132, 1808060), (165, 1446448), (176, 1356045), (220, 1084836), (240, 994433), (264, 904030), (330, 723224), (440, 542418), (528, 452015), (660, 361612), (880, 271209), (1320, 180806), (2640, 90403)]