12906540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 41956992

約数和(自身を除く): 29050452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 257, 270, 279, 310, 324, 372, 405, 465, 514, 540, 558, 620, 771, 810, 837, 930, 1028, 1116, 1285, 1395, 1542, 1620, 1674, 1860, 2313, 2511, 2570, 2790, 3084, 3348, 3855, 4185, 4626, 5022, 5140, 5580, 6939, 7710, 7967, 8370, 9252, 10044, 11565, 12555, 13878, 15420, 15934, 16740, 20817, 23130, 23901, 25110, 27756, 31868, 34695, 39835, 41634, 46260, 47802, 50220, 69390, 71703, 79670, 83268, 95604, 104085, 119505, 138780, 143406, 159340, 208170, 215109, 239010, 286812, 358515, 416340, 430218, 478020, 645327, 717030, 860436, 1075545, 1290654, 1434060, 2151090, 2581308, 3226635, 4302180, 6453270, 12906540]

約数ペア:

[(1, 12906540), (2, 6453270), (3, 4302180), (4, 3226635), (5, 2581308), (6, 2151090), (9, 1434060), (10, 1290654), (12, 1075545), (15, 860436), (18, 717030), (20, 645327), (27, 478020), (30, 430218), (31, 416340), (36, 358515), (45, 286812), (54, 239010), (60, 215109), (62, 208170), (81, 159340), (90, 143406), (93, 138780), (108, 119505), (124, 104085), (135, 95604), (155, 83268), (162, 79670), (180, 71703), (186, 69390), (257, 50220), (270, 47802), (279, 46260), (310, 41634), (324, 39835), (372, 34695), (405, 31868), (465, 27756), (514, 25110), (540, 23901), (558, 23130), (620, 20817), (771, 16740), (810, 15934), (837, 15420), (930, 13878), (1028, 12555), (1116, 11565), (1285, 10044), (1395, 9252), (1542, 8370), (1620, 7967), (1674, 7710), (1860, 6939), (2313, 5580), (2511, 5140), (2570, 5022), (2790, 4626), (3084, 4185), (3348, 3855)]