1815288300

素因数分解:

$2^2\times 3^3\times 5^2\times 7^2\times {\mathrm{13721}}^1$

素因数の和:13758

約数の個数: 216

約数和(自身を含む): 6789096720

約数和(自身を除く): 4973808420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 49, 50, 54, 60, 63, 70, 75, 84, 90, 98, 100, 105, 108, 126, 135, 140, 147, 150, 175, 180, 189, 196, 210, 225, 245, 252, 270, 294, 300, 315, 350, 378, 420, 441, 450, 490, 525, 540, 588, 630, 675, 700, 735, 756, 882, 900, 945, 980, 1050, 1225, 1260, 1323, 1350, 1470, 1575, 1764, 1890, 2100, 2205, 2450, 2646, 2700, 2940, 3150, 3675, 3780, 4410, 4725, 4900, 5292, 6300, 6615, 7350, 8820, 9450, 11025, 13230, 13721, 14700, 18900, 22050, 26460, 27442, 33075, 41163, 44100, 54884, 66150, 68605, 82326, 96047, 123489, 132300, 137210, 164652, 192094, 205815, 246978, 274420, 288141, 343025, 370467, 384188, 411630, 480235, 493956, 576282, 617445, 672329, 686050, 740934, 823260, 864423, 960470, 1029075, 1152564, 1234890, 1344658, 1372100, 1440705, 1481868, 1728846, 1852335, 1920940, 2016987, 2058150, 2401175, 2469780, 2593269, 2689316, 2881410, 3087225, 3361645, 3457692, 3704670, 4033974, 4116300, 4322115, 4802350, 5186538, 5762820, 6050961, 6174450, 6723290, 7203525, 7409340, 8067948, 8644230, 9261675, 9604700, 10084935, 10373076, 12101922, 12348900, 12966345, 13446580, 14407050, 16808225, 17288460, 18152883, 18523350, 20169870, 21610575, 24203844, 25932690, 28814100, 30254805, 33616450, 36305766, 37046700, 40339740, 43221150, 50424675, 51865380, 60509610, 64831725, 67232900, 72611532, 86442300, 90764415, 100849350, 121019220, 129663450, 151274025, 181528830, 201698700, 259326900, 302548050, 363057660, 453822075, 605096100, 907644150, 1815288300]

約数ペア:

[(1, 1815288300), (2, 907644150), (3, 605096100), (4, 453822075), (5, 363057660), (6, 302548050), (7, 259326900), (9, 201698700), (10, 181528830), (12, 151274025), (14, 129663450), (15, 121019220), (18, 100849350), (20, 90764415), (21, 86442300), (25, 72611532), (27, 67232900), (28, 64831725), (30, 60509610), (35, 51865380), (36, 50424675), (42, 43221150), (45, 40339740), (49, 37046700), (50, 36305766), (54, 33616450), (60, 30254805), (63, 28814100), (70, 25932690), (75, 24203844), (84, 21610575), (90, 20169870), (98, 18523350), (100, 18152883), (105, 17288460), (108, 16808225), (126, 14407050), (135, 13446580), (140, 12966345), (147, 12348900), (150, 12101922), (175, 10373076), (180, 10084935), (189, 9604700), (196, 9261675), (210, 8644230), (225, 8067948), (245, 7409340), (252, 7203525), (270, 6723290), (294, 6174450), (300, 6050961), (315, 5762820), (350, 5186538), (378, 4802350), (420, 4322115), (441, 4116300), (450, 4033974), (490, 3704670), (525, 3457692), (540, 3361645), (588, 3087225), (630, 2881410), (675, 2689316), (700, 2593269), (735, 2469780), (756, 2401175), (882, 2058150), (900, 2016987), (945, 1920940), (980, 1852335), (1050, 1728846), (1225, 1481868), (1260, 1440705), (1323, 1372100), (1350, 1344658), (1470, 1234890), (1575, 1152564), (1764, 1029075), (1890, 960470), (2100, 864423), (2205, 823260), (2450, 740934), (2646, 686050), (2700, 672329), (2940, 617445), (3150, 576282), (3675, 493956), (3780, 480235), (4410, 411630), (4725, 384188), (4900, 370467), (5292, 343025), (6300, 288141), (6615, 274420), (7350, 246978), (8820, 205815), (9450, 192094), (11025, 164652), (13230, 137210), (13721, 132300), (14700, 123489), (18900, 96047), (22050, 82326), (26460, 68605), (27442, 66150), (33075, 54884), (41163, 44100)]