81074520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:484

約数の個数: 192

約数和(自身を含む): 288288000

約数和(自身を除く): 207213480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 243, 270, 285, 324, 342, 360, 380, 405, 439, 456, 486, 513, 540, 570, 648, 684, 760, 810, 855, 878, 972, 1026, 1080, 1140, 1215, 1317, 1368, 1539, 1620, 1710, 1756, 1944, 2052, 2195, 2280, 2430, 2565, 2634, 3078, 3240, 3420, 3512, 3951, 4104, 4390, 4617, 4860, 5130, 5268, 6156, 6585, 6840, 7695, 7902, 8341, 8780, 9234, 9720, 10260, 10536, 11853, 12312, 13170, 15390, 15804, 16682, 17560, 18468, 19755, 20520, 23085, 23706, 25023, 26340, 30780, 31608, 33364, 35559, 36936, 39510, 41705, 46170, 47412, 50046, 52680, 59265, 61560, 66728, 71118, 75069, 79020, 83410, 92340, 94824, 100092, 106677, 118530, 125115, 142236, 150138, 158040, 166820, 177795, 184680, 200184, 213354, 225207, 237060, 250230, 284472, 300276, 333640, 355590, 375345, 426708, 450414, 474120, 500460, 533385, 600552, 675621, 711180, 750690, 853416, 900828, 1000920, 1066770, 1126035, 1351242, 1422360, 1501380, 1801656, 2026863, 2133540, 2252070, 2702484, 3002760, 3378105, 4053726, 4267080, 4504140, 5404968, 6756210, 8107452, 9008280, 10134315, 13512420, 16214904, 20268630, 27024840, 40537260, 81074520]

約数ペア:

[(1, 81074520), (2, 40537260), (3, 27024840), (4, 20268630), (5, 16214904), (6, 13512420), (8, 10134315), (9, 9008280), (10, 8107452), (12, 6756210), (15, 5404968), (18, 4504140), (19, 4267080), (20, 4053726), (24, 3378105), (27, 3002760), (30, 2702484), (36, 2252070), (38, 2133540), (40, 2026863), (45, 1801656), (54, 1501380), (57, 1422360), (60, 1351242), (72, 1126035), (76, 1066770), (81, 1000920), (90, 900828), (95, 853416), (108, 750690), (114, 711180), (120, 675621), (135, 600552), (152, 533385), (162, 500460), (171, 474120), (180, 450414), (190, 426708), (216, 375345), (228, 355590), (243, 333640), (270, 300276), (285, 284472), (324, 250230), (342, 237060), (360, 225207), (380, 213354), (405, 200184), (439, 184680), (456, 177795), (486, 166820), (513, 158040), (540, 150138), (570, 142236), (648, 125115), (684, 118530), (760, 106677), (810, 100092), (855, 94824), (878, 92340), (972, 83410), (1026, 79020), (1080, 75069), (1140, 71118), (1215, 66728), (1317, 61560), (1368, 59265), (1539, 52680), (1620, 50046), (1710, 47412), (1756, 46170), (1944, 41705), (2052, 39510), (2195, 36936), (2280, 35559), (2430, 33364), (2565, 31608), (2634, 30780), (3078, 26340), (3240, 25023), (3420, 23706), (3512, 23085), (3951, 20520), (4104, 19755), (4390, 18468), (4617, 17560), (4860, 16682), (5130, 15804), (5268, 15390), (6156, 13170), (6585, 12312), (6840, 11853), (7695, 10536), (7902, 10260), (8341, 9720), (8780, 9234)]