80992080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:558

約数の個数: 240

約数和(自身を含む): 310761360

約数和(自身を除く): 229769280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 509, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1018, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1527, 1530, 1560, 1768, 1872, 1989, 2036, 2040, 2210, 2340, 2448, 2545, 2652, 3054, 3060, 3120, 3315, 3536, 3978, 4072, 4080, 4420, 4581, 4680, 5090, 5304, 6108, 6120, 6617, 6630, 7635, 7956, 8144, 8653, 8840, 9162, 9360, 9945, 10180, 10608, 12216, 12240, 13234, 13260, 15270, 15912, 17306, 17680, 18324, 19851, 19890, 20360, 22905, 24432, 25959, 26468, 26520, 30540, 31824, 33085, 34612, 36648, 39702, 39780, 40720, 43265, 45810, 51918, 52936, 53040, 59553, 61080, 66170, 69224, 73296, 77877, 79404, 79560, 86530, 91620, 99255, 103836, 105872, 112489, 119106, 122160, 129795, 132340, 138448, 155754, 158808, 159120, 173060, 183240, 198510, 207672, 224978, 238212, 259590, 264680, 297765, 311508, 317616, 337467, 346120, 366480, 389385, 397020, 415344, 449956, 476424, 519180, 529360, 562445, 595530, 623016, 674934, 692240, 778770, 794040, 899912, 952848, 1012401, 1038360, 1124890, 1191060, 1246032, 1349868, 1557540, 1588080, 1687335, 1799824, 2024802, 2076720, 2249780, 2382120, 2699736, 3115080, 3374670, 4049604, 4499560, 4764240, 5062005, 5399472, 6230160, 6749340, 8099208, 8999120, 10124010, 13498680, 16198416, 20248020, 26997360, 40496040, 80992080]

約数ペア:

[(1, 80992080), (2, 40496040), (3, 26997360), (4, 20248020), (5, 16198416), (6, 13498680), (8, 10124010), (9, 8999120), (10, 8099208), (12, 6749340), (13, 6230160), (15, 5399472), (16, 5062005), (17, 4764240), (18, 4499560), (20, 4049604), (24, 3374670), (26, 3115080), (30, 2699736), (34, 2382120), (36, 2249780), (39, 2076720), (40, 2024802), (45, 1799824), (48, 1687335), (51, 1588080), (52, 1557540), (60, 1349868), (65, 1246032), (68, 1191060), (72, 1124890), (78, 1038360), (80, 1012401), (85, 952848), (90, 899912), (102, 794040), (104, 778770), (117, 692240), (120, 674934), (130, 623016), (136, 595530), (144, 562445), (153, 529360), (156, 519180), (170, 476424), (180, 449956), (195, 415344), (204, 397020), (208, 389385), (221, 366480), (234, 346120), (240, 337467), (255, 317616), (260, 311508), (272, 297765), (306, 264680), (312, 259590), (340, 238212), (360, 224978), (390, 207672), (408, 198510), (442, 183240), (468, 173060), (509, 159120), (510, 158808), (520, 155754), (585, 138448), (612, 132340), (624, 129795), (663, 122160), (680, 119106), (720, 112489), (765, 105872), (780, 103836), (816, 99255), (884, 91620), (936, 86530), (1018, 79560), (1020, 79404), (1040, 77877), (1105, 73296), (1170, 69224), (1224, 66170), (1326, 61080), (1360, 59553), (1527, 53040), (1530, 52936), (1560, 51918), (1768, 45810), (1872, 43265), (1989, 40720), (2036, 39780), (2040, 39702), (2210, 36648), (2340, 34612), (2448, 33085), (2545, 31824), (2652, 30540), (3054, 26520), (3060, 26468), (3120, 25959), (3315, 24432), (3536, 22905), (3978, 20360), (4072, 19890), (4080, 19851), (4420, 18324), (4581, 17680), (4680, 17306), (5090, 15912), (5304, 15270), (6108, 13260), (6120, 13234), (6617, 12240), (6630, 12216), (7635, 10608), (7956, 10180), (8144, 9945), (8653, 9360), (8840, 9162)]