825840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 120

約数和(自身を含む): 2940288

約数和(自身を除く): 2114448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 37, 40, 45, 48, 60, 62, 72, 74, 80, 90, 93, 111, 120, 124, 144, 148, 155, 180, 185, 186, 222, 240, 248, 279, 296, 310, 333, 360, 370, 372, 444, 465, 496, 555, 558, 592, 620, 666, 720, 740, 744, 888, 930, 1110, 1116, 1147, 1240, 1332, 1395, 1480, 1488, 1665, 1776, 1860, 2220, 2232, 2294, 2480, 2664, 2790, 2960, 3330, 3441, 3720, 4440, 4464, 4588, 5328, 5580, 5735, 6660, 6882, 7440, 8880, 9176, 10323, 11160, 11470, 13320, 13764, 17205, 18352, 20646, 22320, 22940, 26640, 27528, 34410, 41292, 45880, 51615, 55056, 68820, 82584, 91760, 103230, 137640, 165168, 206460, 275280, 412920, 825840]

約数ペア:

[(1, 825840), (2, 412920), (3, 275280), (4, 206460), (5, 165168), (6, 137640), (8, 103230), (9, 91760), (10, 82584), (12, 68820), (15, 55056), (16, 51615), (18, 45880), (20, 41292), (24, 34410), (30, 27528), (31, 26640), (36, 22940), (37, 22320), (40, 20646), (45, 18352), (48, 17205), (60, 13764), (62, 13320), (72, 11470), (74, 11160), (80, 10323), (90, 9176), (93, 8880), (111, 7440), (120, 6882), (124, 6660), (144, 5735), (148, 5580), (155, 5328), (180, 4588), (185, 4464), (186, 4440), (222, 3720), (240, 3441), (248, 3330), (279, 2960), (296, 2790), (310, 2664), (333, 2480), (360, 2294), (370, 2232), (372, 2220), (444, 1860), (465, 1776), (496, 1665), (555, 1488), (558, 1480), (592, 1395), (620, 1332), (666, 1240), (720, 1147), (740, 1116), (744, 1110), (888, 930)]