20826369900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{54193}}^1$

素因数の和:54281

約数の個数: 216

約数和(自身を含む): 75829111904

約数和(自身を除く): 55002742004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 61, 63, 70, 75, 84, 90, 100, 105, 122, 126, 140, 150, 175, 180, 183, 210, 225, 244, 252, 300, 305, 315, 350, 366, 420, 427, 450, 525, 549, 610, 630, 700, 732, 854, 900, 915, 1050, 1098, 1220, 1260, 1281, 1525, 1575, 1708, 1830, 2100, 2135, 2196, 2562, 2745, 3050, 3150, 3660, 3843, 4270, 4575, 5124, 5490, 6100, 6300, 6405, 7686, 8540, 9150, 10675, 10980, 12810, 13725, 15372, 18300, 19215, 21350, 25620, 27450, 32025, 38430, 42700, 54193, 54900, 64050, 76860, 96075, 108386, 128100, 162579, 192150, 216772, 270965, 325158, 379351, 384300, 487737, 541930, 650316, 758702, 812895, 975474, 1083860, 1138053, 1354825, 1517404, 1625790, 1896755, 1950948, 2276106, 2438685, 2709650, 3251580, 3305773, 3414159, 3793510, 4064475, 4552212, 4877370, 5419300, 5690265, 6611546, 6828318, 7587020, 8128950, 9483775, 9754740, 9917319, 11380530, 12193425, 13223092, 13656636, 16257900, 16528865, 17070795, 18967550, 19834638, 22761060, 23140411, 24386850, 28451325, 29751957, 33057730, 34141590, 37935100, 39669276, 46280822, 48773700, 49586595, 56902650, 59503914, 66115460, 68283180, 69421233, 82644325, 85353975, 92561644, 99173190, 113805300, 115702055, 119007828, 138842466, 148759785, 165288650, 170707950, 198346380, 208263699, 231404110, 247932975, 277684932, 297519570, 330577300, 341415900, 347106165, 416527398, 462808220, 495865950, 578510275, 595039140, 694212330, 743798925, 833054796, 991731900, 1041318495, 1157020550, 1388424660, 1487597850, 1735530825, 2082636990, 2314041100, 2975195700, 3471061650, 4165273980, 5206592475, 6942123300, 10413184950, 20826369900]

約数ペア:

[(1, 20826369900), (2, 10413184950), (3, 6942123300), (4, 5206592475), (5, 4165273980), (6, 3471061650), (7, 2975195700), (9, 2314041100), (10, 2082636990), (12, 1735530825), (14, 1487597850), (15, 1388424660), (18, 1157020550), (20, 1041318495), (21, 991731900), (25, 833054796), (28, 743798925), (30, 694212330), (35, 595039140), (36, 578510275), (42, 495865950), (45, 462808220), (50, 416527398), (60, 347106165), (61, 341415900), (63, 330577300), (70, 297519570), (75, 277684932), (84, 247932975), (90, 231404110), (100, 208263699), (105, 198346380), (122, 170707950), (126, 165288650), (140, 148759785), (150, 138842466), (175, 119007828), (180, 115702055), (183, 113805300), (210, 99173190), (225, 92561644), (244, 85353975), (252, 82644325), (300, 69421233), (305, 68283180), (315, 66115460), (350, 59503914), (366, 56902650), (420, 49586595), (427, 48773700), (450, 46280822), (525, 39669276), (549, 37935100), (610, 34141590), (630, 33057730), (700, 29751957), (732, 28451325), (854, 24386850), (900, 23140411), (915, 22761060), (1050, 19834638), (1098, 18967550), (1220, 17070795), (1260, 16528865), (1281, 16257900), (1525, 13656636), (1575, 13223092), (1708, 12193425), (1830, 11380530), (2100, 9917319), (2135, 9754740), (2196, 9483775), (2562, 8128950), (2745, 7587020), (3050, 6828318), (3150, 6611546), (3660, 5690265), (3843, 5419300), (4270, 4877370), (4575, 4552212), (5124, 4064475), (5490, 3793510), (6100, 3414159), (6300, 3305773), (6405, 3251580), (7686, 2709650), (8540, 2438685), (9150, 2276106), (10675, 1950948), (10980, 1896755), (12810, 1625790), (13725, 1517404), (15372, 1354825), (18300, 1138053), (19215, 1083860), (21350, 975474), (25620, 812895), (27450, 758702), (32025, 650316), (38430, 541930), (42700, 487737), (54193, 384300), (54900, 379351), (64050, 325158), (76860, 270965), (96075, 216772), (108386, 192150), (128100, 162579)]