90036720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5437}}^1$

素因数の和:5479

約数の個数: 120

約数和(自身を含む): 315578016

約数和(自身を除く): 225541296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5437, 5520, 8280, 10874, 16311, 16560, 21748, 27185, 32622, 43496, 48933, 54370, 65244, 81555, 86992, 97866, 108740, 125051, 130488, 163110, 195732, 217480, 244665, 250102, 260976, 326220, 375153, 391464, 434960, 489330, 500204, 625255, 652440, 750306, 782928, 978660, 1000408, 1125459, 1250510, 1304880, 1500612, 1875765, 1957320, 2000816, 2250918, 2501020, 3001224, 3751530, 3914640, 4501836, 5002040, 5627295, 6002448, 7503060, 9003672, 10004080, 11254590, 15006120, 18007344, 22509180, 30012240, 45018360, 90036720]

約数ペア:

[(1, 90036720), (2, 45018360), (3, 30012240), (4, 22509180), (5, 18007344), (6, 15006120), (8, 11254590), (9, 10004080), (10, 9003672), (12, 7503060), (15, 6002448), (16, 5627295), (18, 5002040), (20, 4501836), (23, 3914640), (24, 3751530), (30, 3001224), (36, 2501020), (40, 2250918), (45, 2000816), (46, 1957320), (48, 1875765), (60, 1500612), (69, 1304880), (72, 1250510), (80, 1125459), (90, 1000408), (92, 978660), (115, 782928), (120, 750306), (138, 652440), (144, 625255), (180, 500204), (184, 489330), (207, 434960), (230, 391464), (240, 375153), (276, 326220), (345, 260976), (360, 250102), (368, 244665), (414, 217480), (460, 195732), (552, 163110), (690, 130488), (720, 125051), (828, 108740), (920, 97866), (1035, 86992), (1104, 81555), (1380, 65244), (1656, 54370), (1840, 48933), (2070, 43496), (2760, 32622), (3312, 27185), (4140, 21748), (5437, 16560), (5520, 16311), (8280, 10874)]