31073460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 100336320

約数和(自身を除く): 69262860

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 89, 92, 110, 115, 132, 138, 165, 178, 220, 230, 253, 267, 276, 330, 345, 356, 445, 460, 506, 529, 534, 660, 690, 759, 890, 979, 1012, 1058, 1068, 1265, 1335, 1380, 1518, 1587, 1780, 1958, 2047, 2116, 2530, 2645, 2670, 2937, 3036, 3174, 3795, 3916, 4094, 4895, 5060, 5290, 5340, 5819, 5874, 6141, 6348, 7590, 7935, 8188, 9790, 10235, 10580, 11638, 11748, 12282, 14685, 15180, 15870, 17457, 19580, 20470, 22517, 23276, 24564, 29095, 29370, 30705, 31740, 34914, 40940, 45034, 47081, 58190, 58740, 61410, 67551, 69828, 87285, 90068, 94162, 112585, 116380, 122820, 135102, 141243, 174570, 188324, 225170, 235405, 270204, 282486, 337755, 349140, 450340, 470810, 517891, 564972, 675510, 706215, 941620, 1035782, 1351020, 1412430, 1553673, 2071564, 2589455, 2824860, 3107346, 5178910, 6214692, 7768365, 10357820, 15536730, 31073460]

約数ペア:

[(1, 31073460), (2, 15536730), (3, 10357820), (4, 7768365), (5, 6214692), (6, 5178910), (10, 3107346), (11, 2824860), (12, 2589455), (15, 2071564), (20, 1553673), (22, 1412430), (23, 1351020), (30, 1035782), (33, 941620), (44, 706215), (46, 675510), (55, 564972), (60, 517891), (66, 470810), (69, 450340), (89, 349140), (92, 337755), (110, 282486), (115, 270204), (132, 235405), (138, 225170), (165, 188324), (178, 174570), (220, 141243), (230, 135102), (253, 122820), (267, 116380), (276, 112585), (330, 94162), (345, 90068), (356, 87285), (445, 69828), (460, 67551), (506, 61410), (529, 58740), (534, 58190), (660, 47081), (690, 45034), (759, 40940), (890, 34914), (979, 31740), (1012, 30705), (1058, 29370), (1068, 29095), (1265, 24564), (1335, 23276), (1380, 22517), (1518, 20470), (1587, 19580), (1780, 17457), (1958, 15870), (2047, 15180), (2116, 14685), (2530, 12282), (2645, 11748), (2670, 11638), (2937, 10580), (3036, 10235), (3174, 9790), (3795, 8188), (3916, 7935), (4094, 7590), (4895, 6348), (5060, 6141), (5290, 5874), (5340, 5819)]