53778780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 180127584

約数和(自身を除く): 126348804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 157, 165, 173, 180, 198, 220, 314, 330, 346, 396, 471, 495, 519, 628, 660, 692, 785, 865, 942, 990, 1038, 1413, 1557, 1570, 1727, 1730, 1884, 1903, 1980, 2076, 2355, 2595, 2826, 3114, 3140, 3454, 3460, 3806, 4710, 5181, 5190, 5652, 5709, 6228, 6908, 7065, 7612, 7785, 8635, 9420, 9515, 10362, 10380, 11418, 14130, 15543, 15570, 17127, 17270, 19030, 20724, 22836, 25905, 27161, 28260, 28545, 31086, 31140, 34254, 34540, 38060, 51810, 54322, 57090, 62172, 68508, 77715, 81483, 85635, 103620, 108644, 114180, 135805, 155430, 162966, 171270, 244449, 271610, 298771, 310860, 325932, 342540, 407415, 488898, 543220, 597542, 814830, 896313, 977796, 1195084, 1222245, 1493855, 1629660, 1792626, 2444490, 2688939, 2987710, 3585252, 4481565, 4888980, 5377878, 5975420, 8963130, 10755756, 13444695, 17926260, 26889390, 53778780]

約数ペア:

[(1, 53778780), (2, 26889390), (3, 17926260), (4, 13444695), (5, 10755756), (6, 8963130), (9, 5975420), (10, 5377878), (11, 4888980), (12, 4481565), (15, 3585252), (18, 2987710), (20, 2688939), (22, 2444490), (30, 1792626), (33, 1629660), (36, 1493855), (44, 1222245), (45, 1195084), (55, 977796), (60, 896313), (66, 814830), (90, 597542), (99, 543220), (110, 488898), (132, 407415), (157, 342540), (165, 325932), (173, 310860), (180, 298771), (198, 271610), (220, 244449), (314, 171270), (330, 162966), (346, 155430), (396, 135805), (471, 114180), (495, 108644), (519, 103620), (628, 85635), (660, 81483), (692, 77715), (785, 68508), (865, 62172), (942, 57090), (990, 54322), (1038, 51810), (1413, 38060), (1557, 34540), (1570, 34254), (1727, 31140), (1730, 31086), (1884, 28545), (1903, 28260), (1980, 27161), (2076, 25905), (2355, 22836), (2595, 20724), (2826, 19030), (3114, 17270), (3140, 17127), (3454, 15570), (3460, 15543), (3806, 14130), (4710, 11418), (5181, 10380), (5190, 10362), (5652, 9515), (5709, 9420), (6228, 8635), (6908, 7785), (7065, 7612)]