82676720

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 160

約数和(自身を含む): 235699200

約数和(自身を除く): 153022480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 131, 140, 161, 184, 196, 230, 245, 262, 280, 322, 343, 368, 392, 460, 490, 524, 560, 644, 655, 686, 784, 805, 917, 920, 980, 1048, 1127, 1288, 1310, 1372, 1610, 1715, 1834, 1840, 1960, 2096, 2254, 2576, 2620, 2744, 3013, 3220, 3430, 3668, 3920, 4508, 4585, 5240, 5488, 5635, 6026, 6419, 6440, 6860, 7336, 7889, 9016, 9170, 10480, 11270, 12052, 12838, 12880, 13720, 14672, 15065, 15778, 18032, 18340, 21091, 22540, 24104, 25676, 27440, 30130, 31556, 32095, 36680, 39445, 42182, 44933, 45080, 48208, 51352, 60260, 63112, 64190, 73360, 78890, 84364, 89866, 90160, 102704, 105455, 120520, 126224, 128380, 147637, 157780, 168728, 179732, 210910, 224665, 241040, 256760, 295274, 315560, 337456, 359464, 421820, 449330, 513520, 590548, 631120, 718928, 738185, 843640, 898660, 1033459, 1181096, 1476370, 1687280, 1797320, 2066918, 2362192, 2952740, 3594640, 4133836, 5167295, 5905480, 8267672, 10334590, 11810960, 16535344, 20669180, 41338360, 82676720]

約数ペア:

[(1, 82676720), (2, 41338360), (4, 20669180), (5, 16535344), (7, 11810960), (8, 10334590), (10, 8267672), (14, 5905480), (16, 5167295), (20, 4133836), (23, 3594640), (28, 2952740), (35, 2362192), (40, 2066918), (46, 1797320), (49, 1687280), (56, 1476370), (70, 1181096), (80, 1033459), (92, 898660), (98, 843640), (112, 738185), (115, 718928), (131, 631120), (140, 590548), (161, 513520), (184, 449330), (196, 421820), (230, 359464), (245, 337456), (262, 315560), (280, 295274), (322, 256760), (343, 241040), (368, 224665), (392, 210910), (460, 179732), (490, 168728), (524, 157780), (560, 147637), (644, 128380), (655, 126224), (686, 120520), (784, 105455), (805, 102704), (917, 90160), (920, 89866), (980, 84364), (1048, 78890), (1127, 73360), (1288, 64190), (1310, 63112), (1372, 60260), (1610, 51352), (1715, 48208), (1834, 45080), (1840, 44933), (1960, 42182), (2096, 39445), (2254, 36680), (2576, 32095), (2620, 31556), (2744, 30130), (3013, 27440), (3220, 25676), (3430, 24104), (3668, 22540), (3920, 21091), (4508, 18340), (4585, 18032), (5240, 15778), (5488, 15065), (5635, 14672), (6026, 13720), (6419, 12880), (6440, 12838), (6860, 12052), (7336, 11270), (7889, 10480), (9016, 9170)]