1938538980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{24421}}^1$

素因数の和:24456

約数の個数: 180

約数和(自身を含む): 7074418428

約数和(自身を除く): 5135879448

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2646, 2835, 2940, 3780, 3969, 4410, 5292, 5670, 6615, 7938, 8820, 11340, 13230, 15876, 19845, 24421, 26460, 39690, 48842, 73263, 79380, 97684, 122105, 146526, 170947, 219789, 244210, 293052, 341894, 366315, 439578, 488420, 512841, 659367, 683788, 732630, 854735, 879156, 1025682, 1098945, 1196629, 1318734, 1465260, 1538523, 1709470, 1978101, 2051364, 2197890, 2393258, 2564205, 2637468, 3077046, 3296835, 3418940, 3589887, 3956202, 4395780, 4615569, 4786516, 5128410, 5983145, 6154092, 6593670, 7179774, 7692615, 7912404, 9231138, 9890505, 10256820, 10769661, 11966290, 13187340, 13846707, 14359548, 15385230, 17949435, 18462276, 19781010, 21539322, 23077845, 23932580, 27693414, 30770460, 32308983, 35898870, 39562020, 43078644, 46155690, 53848305, 55386828, 64617966, 69233535, 71797740, 92311380, 96926949, 107696610, 129235932, 138467070, 161544915, 193853898, 215393220, 276934140, 323089830, 387707796, 484634745, 646179660, 969269490, 1938538980]

約数ペア:

[(1, 1938538980), (2, 969269490), (3, 646179660), (4, 484634745), (5, 387707796), (6, 323089830), (7, 276934140), (9, 215393220), (10, 193853898), (12, 161544915), (14, 138467070), (15, 129235932), (18, 107696610), (20, 96926949), (21, 92311380), (27, 71797740), (28, 69233535), (30, 64617966), (35, 55386828), (36, 53848305), (42, 46155690), (45, 43078644), (49, 39562020), (54, 35898870), (60, 32308983), (63, 30770460), (70, 27693414), (81, 23932580), (84, 23077845), (90, 21539322), (98, 19781010), (105, 18462276), (108, 17949435), (126, 15385230), (135, 14359548), (140, 13846707), (147, 13187340), (162, 11966290), (180, 10769661), (189, 10256820), (196, 9890505), (210, 9231138), (245, 7912404), (252, 7692615), (270, 7179774), (294, 6593670), (315, 6154092), (324, 5983145), (378, 5128410), (405, 4786516), (420, 4615569), (441, 4395780), (490, 3956202), (540, 3589887), (567, 3418940), (588, 3296835), (630, 3077046), (735, 2637468), (756, 2564205), (810, 2393258), (882, 2197890), (945, 2051364), (980, 1978101), (1134, 1709470), (1260, 1538523), (1323, 1465260), (1470, 1318734), (1620, 1196629), (1764, 1098945), (1890, 1025682), (2205, 879156), (2268, 854735), (2646, 732630), (2835, 683788), (2940, 659367), (3780, 512841), (3969, 488420), (4410, 439578), (5292, 366315), (5670, 341894), (6615, 293052), (7938, 244210), (8820, 219789), (11340, 170947), (13230, 146526), (15876, 122105), (19845, 97684), (24421, 79380), (26460, 73263), (39690, 48842)]