15478540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:92

約数の個数: 144

約数和(自身を含む): 44593920

約数和(自身を除く): 29115380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 23, 28, 35, 38, 44, 46, 55, 70, 76, 77, 92, 95, 110, 115, 133, 140, 154, 161, 190, 209, 220, 230, 253, 266, 308, 322, 380, 385, 418, 437, 460, 506, 529, 532, 644, 665, 770, 805, 836, 874, 1012, 1045, 1058, 1265, 1330, 1463, 1540, 1610, 1748, 1771, 2090, 2116, 2185, 2530, 2645, 2660, 2926, 3059, 3220, 3542, 3703, 4180, 4370, 4807, 5060, 5290, 5819, 5852, 6118, 7084, 7315, 7406, 8740, 8855, 9614, 10051, 10580, 11638, 12236, 14630, 14812, 15295, 17710, 18515, 19228, 20102, 23276, 24035, 29095, 29260, 30590, 33649, 35420, 37030, 40204, 40733, 48070, 50255, 58190, 61180, 67298, 70357, 74060, 81466, 96140, 100510, 110561, 116380, 134596, 140714, 162932, 168245, 201020, 203665, 221122, 281428, 336490, 351785, 407330, 442244, 552805, 672980, 703570, 773927, 814660, 1105610, 1407140, 1547854, 2211220, 3095708, 3869635, 7739270, 15478540]

約数ペア:

[(1, 15478540), (2, 7739270), (4, 3869635), (5, 3095708), (7, 2211220), (10, 1547854), (11, 1407140), (14, 1105610), (19, 814660), (20, 773927), (22, 703570), (23, 672980), (28, 552805), (35, 442244), (38, 407330), (44, 351785), (46, 336490), (55, 281428), (70, 221122), (76, 203665), (77, 201020), (92, 168245), (95, 162932), (110, 140714), (115, 134596), (133, 116380), (140, 110561), (154, 100510), (161, 96140), (190, 81466), (209, 74060), (220, 70357), (230, 67298), (253, 61180), (266, 58190), (308, 50255), (322, 48070), (380, 40733), (385, 40204), (418, 37030), (437, 35420), (460, 33649), (506, 30590), (529, 29260), (532, 29095), (644, 24035), (665, 23276), (770, 20102), (805, 19228), (836, 18515), (874, 17710), (1012, 15295), (1045, 14812), (1058, 14630), (1265, 12236), (1330, 11638), (1463, 10580), (1540, 10051), (1610, 9614), (1748, 8855), (1771, 8740), (2090, 7406), (2116, 7315), (2185, 7084), (2530, 6118), (2645, 5852), (2660, 5819), (2926, 5290), (3059, 5060), (3220, 4807), (3542, 4370), (3703, 4180)]