2862540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 144

約数和(自身を含む): 9784320

約数和(自身を除く): 6921780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 31, 36, 38, 45, 54, 57, 60, 62, 76, 81, 90, 93, 95, 108, 114, 124, 135, 155, 162, 171, 180, 186, 190, 228, 243, 270, 279, 285, 310, 324, 342, 372, 380, 405, 465, 486, 513, 540, 558, 570, 589, 620, 684, 810, 837, 855, 930, 972, 1026, 1116, 1140, 1178, 1215, 1395, 1539, 1620, 1674, 1710, 1767, 1860, 2052, 2356, 2430, 2511, 2565, 2790, 2945, 3078, 3348, 3420, 3534, 4185, 4617, 4860, 5022, 5130, 5301, 5580, 5890, 6156, 7068, 7533, 7695, 8370, 8835, 9234, 10044, 10260, 10602, 11780, 12555, 15066, 15390, 15903, 16740, 17670, 18468, 21204, 23085, 25110, 26505, 30132, 30780, 31806, 35340, 37665, 46170, 47709, 50220, 53010, 63612, 75330, 79515, 92340, 95418, 106020, 143127, 150660, 159030, 190836, 238545, 286254, 318060, 477090, 572508, 715635, 954180, 1431270, 2862540]

約数ペア:

[(1, 2862540), (2, 1431270), (3, 954180), (4, 715635), (5, 572508), (6, 477090), (9, 318060), (10, 286254), (12, 238545), (15, 190836), (18, 159030), (19, 150660), (20, 143127), (27, 106020), (30, 95418), (31, 92340), (36, 79515), (38, 75330), (45, 63612), (54, 53010), (57, 50220), (60, 47709), (62, 46170), (76, 37665), (81, 35340), (90, 31806), (93, 30780), (95, 30132), (108, 26505), (114, 25110), (124, 23085), (135, 21204), (155, 18468), (162, 17670), (171, 16740), (180, 15903), (186, 15390), (190, 15066), (228, 12555), (243, 11780), (270, 10602), (279, 10260), (285, 10044), (310, 9234), (324, 8835), (342, 8370), (372, 7695), (380, 7533), (405, 7068), (465, 6156), (486, 5890), (513, 5580), (540, 5301), (558, 5130), (570, 5022), (589, 4860), (620, 4617), (684, 4185), (810, 3534), (837, 3420), (855, 3348), (930, 3078), (972, 2945), (1026, 2790), (1116, 2565), (1140, 2511), (1178, 2430), (1215, 2356), (1395, 2052), (1539, 1860), (1620, 1767), (1674, 1710)]