817800480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{81131}}^1$

素因数の和:81159

約数の個数: 144

約数和(自身を含む): 3189461184

約数和(自身を除く): 2371660704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 81131, 162262, 243393, 324524, 405655, 486786, 567917, 649048, 730179, 811310, 973572, 1135834, 1216965, 1298096, 1460358, 1622620, 1703751, 1947144, 2271668, 2433930, 2596192, 2839585, 2920716, 3245240, 3407502, 3650895, 3894288, 4543336, 4867860, 5111253, 5679170, 5841432, 6490480, 6815004, 7301790, 7788576, 8518755, 9086672, 9735720, 10222506, 11358340, 11682864, 12980960, 13630008, 14603580, 17037510, 18173344, 19471440, 20445012, 22716680, 23365728, 25556265, 27260016, 29207160, 34075020, 38942880, 40890024, 45433360, 51112530, 54520032, 58414320, 68150040, 81780048, 90866720, 102225060, 116828640, 136300080, 163560096, 204450120, 272600160, 408900240, 817800480]

約数ペア:

[(1, 817800480), (2, 408900240), (3, 272600160), (4, 204450120), (5, 163560096), (6, 136300080), (7, 116828640), (8, 102225060), (9, 90866720), (10, 81780048), (12, 68150040), (14, 58414320), (15, 54520032), (16, 51112530), (18, 45433360), (20, 40890024), (21, 38942880), (24, 34075020), (28, 29207160), (30, 27260016), (32, 25556265), (35, 23365728), (36, 22716680), (40, 20445012), (42, 19471440), (45, 18173344), (48, 17037510), (56, 14603580), (60, 13630008), (63, 12980960), (70, 11682864), (72, 11358340), (80, 10222506), (84, 9735720), (90, 9086672), (96, 8518755), (105, 7788576), (112, 7301790), (120, 6815004), (126, 6490480), (140, 5841432), (144, 5679170), (160, 5111253), (168, 4867860), (180, 4543336), (210, 3894288), (224, 3650895), (240, 3407502), (252, 3245240), (280, 2920716), (288, 2839585), (315, 2596192), (336, 2433930), (360, 2271668), (420, 1947144), (480, 1703751), (504, 1622620), (560, 1460358), (630, 1298096), (672, 1216965), (720, 1135834), (840, 973572), (1008, 811310), (1120, 730179), (1260, 649048), (1440, 567917), (1680, 486786), (2016, 405655), (2520, 324524), (3360, 243393), (5040, 162262), (10080, 81131)]