19513718100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{33931}}^1$

素因数の和:34028

約数の個数: 180

約数和(自身を含む): 64148581728

約数和(自身を除く): 44634863628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 71, 75, 81, 90, 100, 108, 135, 142, 150, 162, 180, 213, 225, 270, 284, 300, 324, 355, 405, 426, 450, 540, 639, 675, 710, 810, 852, 900, 1065, 1278, 1350, 1420, 1620, 1775, 1917, 2025, 2130, 2556, 2700, 3195, 3550, 3834, 4050, 4260, 5325, 5751, 6390, 7100, 7668, 8100, 9585, 10650, 11502, 12780, 15975, 19170, 21300, 23004, 28755, 31950, 33931, 38340, 47925, 57510, 63900, 67862, 95850, 101793, 115020, 135724, 143775, 169655, 191700, 203586, 287550, 305379, 339310, 407172, 508965, 575100, 610758, 678620, 848275, 916137, 1017930, 1221516, 1526895, 1696550, 1832274, 2035860, 2409101, 2544825, 2748411, 3053790, 3393100, 3664548, 4580685, 4818202, 5089650, 5496822, 6107580, 7227303, 7634475, 9161370, 9636404, 10179300, 10993644, 12045505, 13742055, 14454606, 15268950, 18322740, 21681909, 22903425, 24091010, 27484110, 28909212, 30537900, 36136515, 43363818, 45806850, 48182020, 54968220, 60227525, 65045727, 68710275, 72273030, 86727636, 91613700, 108409545, 120455050, 130091454, 137420550, 144546060, 180682575, 195137181, 216819090, 240910100, 260182908, 274841100, 325228635, 361365150, 390274362, 433638180, 542047725, 650457270, 722730300, 780548724, 975685905, 1084095450, 1300914540, 1626143175, 1951371810, 2168190900, 3252286350, 3902743620, 4878429525, 6504572700, 9756859050, 19513718100]

約数ペア:

[(1, 19513718100), (2, 9756859050), (3, 6504572700), (4, 4878429525), (5, 3902743620), (6, 3252286350), (9, 2168190900), (10, 1951371810), (12, 1626143175), (15, 1300914540), (18, 1084095450), (20, 975685905), (25, 780548724), (27, 722730300), (30, 650457270), (36, 542047725), (45, 433638180), (50, 390274362), (54, 361365150), (60, 325228635), (71, 274841100), (75, 260182908), (81, 240910100), (90, 216819090), (100, 195137181), (108, 180682575), (135, 144546060), (142, 137420550), (150, 130091454), (162, 120455050), (180, 108409545), (213, 91613700), (225, 86727636), (270, 72273030), (284, 68710275), (300, 65045727), (324, 60227525), (355, 54968220), (405, 48182020), (426, 45806850), (450, 43363818), (540, 36136515), (639, 30537900), (675, 28909212), (710, 27484110), (810, 24091010), (852, 22903425), (900, 21681909), (1065, 18322740), (1278, 15268950), (1350, 14454606), (1420, 13742055), (1620, 12045505), (1775, 10993644), (1917, 10179300), (2025, 9636404), (2130, 9161370), (2556, 7634475), (2700, 7227303), (3195, 6107580), (3550, 5496822), (3834, 5089650), (4050, 4818202), (4260, 4580685), (5325, 3664548), (5751, 3393100), (6390, 3053790), (7100, 2748411), (7668, 2544825), (8100, 2409101), (9585, 2035860), (10650, 1832274), (11502, 1696550), (12780, 1526895), (15975, 1221516), (19170, 1017930), (21300, 916137), (23004, 848275), (28755, 678620), (31950, 610758), (33931, 575100), (38340, 508965), (47925, 407172), (57510, 339310), (63900, 305379), (67862, 287550), (95850, 203586), (101793, 191700), (115020, 169655), (135724, 143775)]