495666540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1291}}^1$

素因数の和:1394

約数の個数: 144

約数和(自身を含む): 1580167680

約数和(自身を除く): 1084501140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 243, 270, 316, 324, 395, 405, 474, 486, 540, 711, 790, 810, 948, 972, 1185, 1215, 1291, 1422, 1580, 1620, 2133, 2370, 2430, 2582, 2844, 3555, 3873, 4266, 4740, 4860, 5164, 6399, 6455, 7110, 7746, 8532, 10665, 11619, 12798, 12910, 14220, 15492, 19197, 19365, 21330, 23238, 25596, 25820, 31995, 34857, 38394, 38730, 42660, 46476, 58095, 63990, 69714, 76788, 77460, 95985, 101989, 104571, 116190, 127980, 139428, 174285, 191970, 203978, 209142, 232380, 305967, 313713, 348570, 383940, 407956, 418284, 509945, 522855, 611934, 627426, 697140, 917901, 1019890, 1045710, 1223868, 1254852, 1529835, 1568565, 1835802, 2039780, 2091420, 2753703, 3059670, 3137130, 3671604, 4589505, 5507406, 6119340, 6274260, 8261109, 9179010, 11014812, 13768515, 16522218, 18358020, 24783327, 27537030, 33044436, 41305545, 49566654, 55074060, 82611090, 99133308, 123916635, 165222180, 247833270, 495666540]

約数ペア:

[(1, 495666540), (2, 247833270), (3, 165222180), (4, 123916635), (5, 99133308), (6, 82611090), (9, 55074060), (10, 49566654), (12, 41305545), (15, 33044436), (18, 27537030), (20, 24783327), (27, 18358020), (30, 16522218), (36, 13768515), (45, 11014812), (54, 9179010), (60, 8261109), (79, 6274260), (81, 6119340), (90, 5507406), (108, 4589505), (135, 3671604), (158, 3137130), (162, 3059670), (180, 2753703), (237, 2091420), (243, 2039780), (270, 1835802), (316, 1568565), (324, 1529835), (395, 1254852), (405, 1223868), (474, 1045710), (486, 1019890), (540, 917901), (711, 697140), (790, 627426), (810, 611934), (948, 522855), (972, 509945), (1185, 418284), (1215, 407956), (1291, 383940), (1422, 348570), (1580, 313713), (1620, 305967), (2133, 232380), (2370, 209142), (2430, 203978), (2582, 191970), (2844, 174285), (3555, 139428), (3873, 127980), (4266, 116190), (4740, 104571), (4860, 101989), (5164, 95985), (6399, 77460), (6455, 76788), (7110, 69714), (7746, 63990), (8532, 58095), (10665, 46476), (11619, 42660), (12798, 38730), (12910, 38394), (14220, 34857), (15492, 31995), (19197, 25820), (19365, 25596), (21330, 23238)]