20402838900

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{373}}^1\times {\mathrm{2251}}^1$

素因数の和:2653

約数の個数: 216

約数和(自身を含む): 66527485024

約数和(自身を除く): 46124646124

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, 746, 810, 900, 972, 1119, 1215, 1350, 1492, 1620, 1865, 2025, 2238, 2251, 2430, 2700, 3357, 3730, 4050, 4476, 4502, 4860, 5595, 6075, 6714, 6753, 7460, 8100, 9004, 9325, 10071, 11190, 11255, 12150, 13428, 13506, 16785, 18650, 20142, 20259, 22380, 22510, 24300, 27012, 27975, 30213, 33570, 33765, 37300, 40284, 40518, 45020, 50355, 55950, 56275, 60426, 60777, 67140, 67530, 81036, 83925, 90639, 100710, 101295, 111900, 112550, 120852, 121554, 135060, 151065, 167850, 168825, 181278, 182331, 201420, 202590, 225100, 243108, 251775, 302130, 303885, 335700, 337650, 362556, 364662, 405180, 453195, 503550, 506475, 546993, 604260, 607770, 675300, 729324, 755325, 839623, 906390, 911655, 1007100, 1012950, 1093986, 1215540, 1510650, 1519425, 1679246, 1812780, 1823310, 2025900, 2187972, 2265975, 2518869, 2734965, 3021300, 3038850, 3358492, 3646620, 4198115, 4531950, 4558275, 5037738, 5469930, 6077700, 7556607, 8396230, 9063900, 9116550, 10075476, 10939860, 12594345, 13674825, 15113214, 16792460, 18233100, 20990575, 22669821, 25188690, 27349650, 30226428, 37783035, 41981150, 45339642, 50377380, 54699300, 62971725, 68009463, 75566070, 83962300, 90679284, 113349105, 125943450, 136018926, 151132140, 188915175, 204028389, 226698210, 251886900, 272037852, 340047315, 377830350, 408056778, 453396420, 566745525, 680094630, 755660700, 816113556, 1020141945, 1133491050, 1360189260, 1700236575, 2040283890, 2266982100, 3400473150, 4080567780, 5100709725, 6800946300, 10201419450, 20402838900]

約数ペア:

[(1, 20402838900), (2, 10201419450), (3, 6800946300), (4, 5100709725), (5, 4080567780), (6, 3400473150), (9, 2266982100), (10, 2040283890), (12, 1700236575), (15, 1360189260), (18, 1133491050), (20, 1020141945), (25, 816113556), (27, 755660700), (30, 680094630), (36, 566745525), (45, 453396420), (50, 408056778), (54, 377830350), (60, 340047315), (75, 272037852), (81, 251886900), (90, 226698210), (100, 204028389), (108, 188915175), (135, 151132140), (150, 136018926), (162, 125943450), (180, 113349105), (225, 90679284), (243, 83962300), (270, 75566070), (300, 68009463), (324, 62971725), (373, 54699300), (405, 50377380), (450, 45339642), (486, 41981150), (540, 37783035), (675, 30226428), (746, 27349650), (810, 25188690), (900, 22669821), (972, 20990575), (1119, 18233100), (1215, 16792460), (1350, 15113214), (1492, 13674825), (1620, 12594345), (1865, 10939860), (2025, 10075476), (2238, 9116550), (2251, 9063900), (2430, 8396230), (2700, 7556607), (3357, 6077700), (3730, 5469930), (4050, 5037738), (4476, 4558275), (4502, 4531950), (4860, 4198115), (5595, 3646620), (6075, 3358492), (6714, 3038850), (6753, 3021300), (7460, 2734965), (8100, 2518869), (9004, 2265975), (9325, 2187972), (10071, 2025900), (11190, 1823310), (11255, 1812780), (12150, 1679246), (13428, 1519425), (13506, 1510650), (16785, 1215540), (18650, 1093986), (20142, 1012950), (20259, 1007100), (22380, 911655), (22510, 906390), (24300, 839623), (27012, 755325), (27975, 729324), (30213, 675300), (33570, 607770), (33765, 604260), (37300, 546993), (40284, 506475), (40518, 503550), (45020, 453195), (50355, 405180), (55950, 364662), (56275, 362556), (60426, 337650), (60777, 335700), (67140, 303885), (67530, 302130), (81036, 251775), (83925, 243108), (90639, 225100), (100710, 202590), (101295, 201420), (111900, 182331), (112550, 181278), (120852, 168825), (121554, 167850), (135060, 151065)]