27247140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 90155520

約数和(自身を除く): 62908380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 257, 279, 285, 310, 342, 372, 380, 465, 514, 558, 570, 589, 620, 684, 771, 855, 930, 1028, 1116, 1140, 1178, 1285, 1395, 1542, 1710, 1767, 1860, 2313, 2356, 2570, 2790, 2945, 3084, 3420, 3534, 3855, 4626, 4883, 5140, 5301, 5580, 5890, 7068, 7710, 7967, 8835, 9252, 9766, 10602, 11565, 11780, 14649, 15420, 15934, 17670, 19532, 21204, 23130, 23901, 24415, 26505, 29298, 31868, 35340, 39835, 43947, 46260, 47802, 48830, 53010, 58596, 71703, 73245, 79670, 87894, 95604, 97660, 106020, 119505, 143406, 146490, 151373, 159340, 175788, 219735, 239010, 286812, 292980, 302746, 358515, 439470, 454119, 478020, 605492, 717030, 756865, 878940, 908238, 1362357, 1434060, 1513730, 1816476, 2270595, 2724714, 3027460, 4541190, 5449428, 6811785, 9082380, 13623570, 27247140]

約数ペア:

[(1, 27247140), (2, 13623570), (3, 9082380), (4, 6811785), (5, 5449428), (6, 4541190), (9, 3027460), (10, 2724714), (12, 2270595), (15, 1816476), (18, 1513730), (19, 1434060), (20, 1362357), (30, 908238), (31, 878940), (36, 756865), (38, 717030), (45, 605492), (57, 478020), (60, 454119), (62, 439470), (76, 358515), (90, 302746), (93, 292980), (95, 286812), (114, 239010), (124, 219735), (155, 175788), (171, 159340), (180, 151373), (186, 146490), (190, 143406), (228, 119505), (257, 106020), (279, 97660), (285, 95604), (310, 87894), (342, 79670), (372, 73245), (380, 71703), (465, 58596), (514, 53010), (558, 48830), (570, 47802), (589, 46260), (620, 43947), (684, 39835), (771, 35340), (855, 31868), (930, 29298), (1028, 26505), (1116, 24415), (1140, 23901), (1178, 23130), (1285, 21204), (1395, 19532), (1542, 17670), (1710, 15934), (1767, 15420), (1860, 14649), (2313, 11780), (2356, 11565), (2570, 10602), (2790, 9766), (2945, 9252), (3084, 8835), (3420, 7967), (3534, 7710), (3855, 7068), (4626, 5890), (4883, 5580), (5140, 5301)]