244657980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{27739}}^1$

素因数の和:27768

約数の個数: 108

約数和(自身を含む): 863324280

約数和(自身を除く): 618666300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 27739, 55478, 83217, 110956, 138695, 166434, 194173, 249651, 277390, 332868, 388346, 416085, 499302, 554780, 582519, 776692, 832170, 970865, 998604, 1165038, 1248255, 1359211, 1664340, 1747557, 1941730, 2330076, 2496510, 2718422, 2912595, 3495114, 3883460, 4077633, 4993020, 5436844, 5825190, 6796055, 6990228, 8155266, 8737785, 11650380, 12232899, 13592110, 16310532, 17475570, 20388165, 24465798, 27184220, 34951140, 40776330, 48931596, 61164495, 81552660, 122328990, 244657980]

約数ペア:

[(1, 244657980), (2, 122328990), (3, 81552660), (4, 61164495), (5, 48931596), (6, 40776330), (7, 34951140), (9, 27184220), (10, 24465798), (12, 20388165), (14, 17475570), (15, 16310532), (18, 13592110), (20, 12232899), (21, 11650380), (28, 8737785), (30, 8155266), (35, 6990228), (36, 6796055), (42, 5825190), (45, 5436844), (49, 4993020), (60, 4077633), (63, 3883460), (70, 3495114), (84, 2912595), (90, 2718422), (98, 2496510), (105, 2330076), (126, 1941730), (140, 1747557), (147, 1664340), (180, 1359211), (196, 1248255), (210, 1165038), (245, 998604), (252, 970865), (294, 832170), (315, 776692), (420, 582519), (441, 554780), (490, 499302), (588, 416085), (630, 388346), (735, 332868), (882, 277390), (980, 249651), (1260, 194173), (1470, 166434), (1764, 138695), (2205, 110956), (2940, 83217), (4410, 55478), (8820, 27739)]