131286720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{839}}^1$

素因数の和:1022

約数の個数: 112

約数和(自身を含む): 419892480

約数和(自身を除く): 288605760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 163, 192, 240, 320, 326, 480, 489, 652, 815, 839, 960, 978, 1304, 1630, 1678, 1956, 2445, 2517, 2608, 3260, 3356, 3912, 4195, 4890, 5034, 5216, 6520, 6712, 7824, 8390, 9780, 10068, 10432, 12585, 13040, 13424, 15648, 16780, 19560, 20136, 25170, 26080, 26848, 31296, 33560, 39120, 40272, 50340, 52160, 53696, 67120, 78240, 80544, 100680, 134240, 136757, 156480, 161088, 201360, 268480, 273514, 402720, 410271, 547028, 683785, 805440, 820542, 1094056, 1367570, 1641084, 2051355, 2188112, 2735140, 3282168, 4102710, 4376224, 5470280, 6564336, 8205420, 8752448, 10940560, 13128672, 16410840, 21881120, 26257344, 32821680, 43762240, 65643360, 131286720]

約数ペア:

[(1, 131286720), (2, 65643360), (3, 43762240), (4, 32821680), (5, 26257344), (6, 21881120), (8, 16410840), (10, 13128672), (12, 10940560), (15, 8752448), (16, 8205420), (20, 6564336), (24, 5470280), (30, 4376224), (32, 4102710), (40, 3282168), (48, 2735140), (60, 2188112), (64, 2051355), (80, 1641084), (96, 1367570), (120, 1094056), (160, 820542), (163, 805440), (192, 683785), (240, 547028), (320, 410271), (326, 402720), (480, 273514), (489, 268480), (652, 201360), (815, 161088), (839, 156480), (960, 136757), (978, 134240), (1304, 100680), (1630, 80544), (1678, 78240), (1956, 67120), (2445, 53696), (2517, 52160), (2608, 50340), (3260, 40272), (3356, 39120), (3912, 33560), (4195, 31296), (4890, 26848), (5034, 26080), (5216, 25170), (6520, 20136), (6712, 19560), (7824, 16780), (8390, 15648), (9780, 13424), (10068, 13040), (10432, 12585)]