40538680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 192

約数和(自身を含む): 120083040

約数和(自身を除く): 79544360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 37, 40, 43, 49, 52, 56, 65, 70, 74, 86, 91, 98, 104, 130, 140, 148, 172, 182, 185, 196, 215, 245, 259, 260, 280, 296, 301, 344, 364, 370, 392, 430, 455, 481, 490, 518, 520, 559, 602, 637, 728, 740, 860, 910, 962, 980, 1036, 1118, 1204, 1274, 1295, 1480, 1505, 1591, 1720, 1813, 1820, 1924, 1960, 2072, 2107, 2236, 2405, 2408, 2548, 2590, 2795, 3010, 3182, 3185, 3367, 3626, 3640, 3848, 3913, 4214, 4472, 4810, 5096, 5180, 5590, 6020, 6364, 6370, 6734, 7252, 7826, 7955, 8428, 9065, 9620, 10360, 10535, 11137, 11180, 12040, 12728, 12740, 13468, 14504, 15652, 15910, 16835, 16856, 18130, 19240, 19565, 20683, 21070, 22274, 22360, 23569, 25480, 26936, 27391, 31304, 31820, 33670, 36260, 39130, 41366, 42140, 44548, 47138, 54782, 55685, 63640, 67340, 72520, 77959, 78260, 82732, 84280, 89096, 94276, 103415, 109564, 111370, 117845, 134680, 136955, 144781, 155918, 156520, 165464, 188552, 206830, 219128, 222740, 235690, 273910, 289562, 311836, 389795, 413660, 445480, 471380, 547820, 579124, 623672, 723905, 779590, 827320, 942760, 1013467, 1095640, 1158248, 1447810, 1559180, 2026934, 2895620, 3118360, 4053868, 5067335, 5791240, 8107736, 10134670, 20269340, 40538680]

約数ペア:

[(1, 40538680), (2, 20269340), (4, 10134670), (5, 8107736), (7, 5791240), (8, 5067335), (10, 4053868), (13, 3118360), (14, 2895620), (20, 2026934), (26, 1559180), (28, 1447810), (35, 1158248), (37, 1095640), (40, 1013467), (43, 942760), (49, 827320), (52, 779590), (56, 723905), (65, 623672), (70, 579124), (74, 547820), (86, 471380), (91, 445480), (98, 413660), (104, 389795), (130, 311836), (140, 289562), (148, 273910), (172, 235690), (182, 222740), (185, 219128), (196, 206830), (215, 188552), (245, 165464), (259, 156520), (260, 155918), (280, 144781), (296, 136955), (301, 134680), (344, 117845), (364, 111370), (370, 109564), (392, 103415), (430, 94276), (455, 89096), (481, 84280), (490, 82732), (518, 78260), (520, 77959), (559, 72520), (602, 67340), (637, 63640), (728, 55685), (740, 54782), (860, 47138), (910, 44548), (962, 42140), (980, 41366), (1036, 39130), (1118, 36260), (1204, 33670), (1274, 31820), (1295, 31304), (1480, 27391), (1505, 26936), (1591, 25480), (1720, 23569), (1813, 22360), (1820, 22274), (1924, 21070), (1960, 20683), (2072, 19565), (2107, 19240), (2236, 18130), (2405, 16856), (2408, 16835), (2548, 15910), (2590, 15652), (2795, 14504), (3010, 13468), (3182, 12740), (3185, 12728), (3367, 12040), (3626, 11180), (3640, 11137), (3848, 10535), (3913, 10360), (4214, 9620), (4472, 9065), (4810, 8428), (5096, 7955), (5180, 7826), (5590, 7252), (6020, 6734), (6364, 6370)]