81575100

素因数分解:

$2^2\times 3^7\times 5^2\times {\mathrm{373}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 266198240

約数和(自身を除く): 184623140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 373, 405, 450, 486, 540, 675, 729, 746, 810, 900, 972, 1119, 1215, 1350, 1458, 1492, 1620, 1865, 2025, 2187, 2238, 2430, 2700, 2916, 3357, 3645, 3730, 4050, 4374, 4476, 4860, 5595, 6075, 6714, 7290, 7460, 8100, 8748, 9325, 10071, 10935, 11190, 12150, 13428, 14580, 16785, 18225, 18650, 20142, 21870, 22380, 24300, 27975, 30213, 33570, 36450, 37300, 40284, 43740, 50355, 54675, 55950, 60426, 67140, 72900, 83925, 90639, 100710, 109350, 111900, 120852, 151065, 167850, 181278, 201420, 218700, 251775, 271917, 302130, 335700, 362556, 453195, 503550, 543834, 604260, 755325, 815751, 906390, 1007100, 1087668, 1359585, 1510650, 1631502, 1812780, 2265975, 2719170, 3021300, 3263004, 4078755, 4531950, 5438340, 6797925, 8157510, 9063900, 13595850, 16315020, 20393775, 27191700, 40787550, 81575100]

約数ペア:

[(1, 81575100), (2, 40787550), (3, 27191700), (4, 20393775), (5, 16315020), (6, 13595850), (9, 9063900), (10, 8157510), (12, 6797925), (15, 5438340), (18, 4531950), (20, 4078755), (25, 3263004), (27, 3021300), (30, 2719170), (36, 2265975), (45, 1812780), (50, 1631502), (54, 1510650), (60, 1359585), (75, 1087668), (81, 1007100), (90, 906390), (100, 815751), (108, 755325), (135, 604260), (150, 543834), (162, 503550), (180, 453195), (225, 362556), (243, 335700), (270, 302130), (300, 271917), (324, 251775), (373, 218700), (405, 201420), (450, 181278), (486, 167850), (540, 151065), (675, 120852), (729, 111900), (746, 109350), (810, 100710), (900, 90639), (972, 83925), (1119, 72900), (1215, 67140), (1350, 60426), (1458, 55950), (1492, 54675), (1620, 50355), (1865, 43740), (2025, 40284), (2187, 37300), (2238, 36450), (2430, 33570), (2700, 30213), (2916, 27975), (3357, 24300), (3645, 22380), (3730, 21870), (4050, 20142), (4374, 18650), (4476, 18225), (4860, 16785), (5595, 14580), (6075, 13428), (6714, 12150), (7290, 11190), (7460, 10935), (8100, 10071), (8748, 9325)]