40644720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:660

約数の個数: 160

約数和(自身を含む): 144752640

約数和(自身を除く): 104107920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 607, 620, 720, 744, 837, 930, 1080, 1116, 1214, 1240, 1395, 1488, 1674, 1821, 1860, 2160, 2232, 2428, 2480, 2790, 3035, 3348, 3642, 3720, 4185, 4464, 4856, 5463, 5580, 6070, 6696, 7284, 7440, 8370, 9105, 9712, 10926, 11160, 12140, 13392, 14568, 16389, 16740, 18210, 18817, 21852, 22320, 24280, 27315, 29136, 32778, 33480, 36420, 37634, 43704, 48560, 54630, 56451, 65556, 66960, 72840, 75268, 81945, 87408, 94085, 109260, 112902, 131112, 145680, 150536, 163890, 169353, 188170, 218520, 225804, 262224, 282255, 301072, 327780, 338706, 376340, 437040, 451608, 508059, 564510, 655560, 677412, 752680, 846765, 903216, 1016118, 1129020, 1311120, 1354824, 1505360, 1693530, 2032236, 2258040, 2540295, 2709648, 3387060, 4064472, 4516080, 5080590, 6774120, 8128944, 10161180, 13548240, 20322360, 40644720]

約数ペア:

[(1, 40644720), (2, 20322360), (3, 13548240), (4, 10161180), (5, 8128944), (6, 6774120), (8, 5080590), (9, 4516080), (10, 4064472), (12, 3387060), (15, 2709648), (16, 2540295), (18, 2258040), (20, 2032236), (24, 1693530), (27, 1505360), (30, 1354824), (31, 1311120), (36, 1129020), (40, 1016118), (45, 903216), (48, 846765), (54, 752680), (60, 677412), (62, 655560), (72, 564510), (80, 508059), (90, 451608), (93, 437040), (108, 376340), (120, 338706), (124, 327780), (135, 301072), (144, 282255), (155, 262224), (180, 225804), (186, 218520), (216, 188170), (240, 169353), (248, 163890), (270, 150536), (279, 145680), (310, 131112), (360, 112902), (372, 109260), (432, 94085), (465, 87408), (496, 81945), (540, 75268), (558, 72840), (607, 66960), (620, 65556), (720, 56451), (744, 54630), (837, 48560), (930, 43704), (1080, 37634), (1116, 36420), (1214, 33480), (1240, 32778), (1395, 29136), (1488, 27315), (1674, 24280), (1821, 22320), (1860, 21852), (2160, 18817), (2232, 18210), (2428, 16740), (2480, 16389), (2790, 14568), (3035, 13392), (3348, 12140), (3642, 11160), (3720, 10926), (4185, 9712), (4464, 9105), (4856, 8370), (5463, 7440), (5580, 7284), (6070, 6696)]