189338940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{21467}}^1$

素因数の和:21496

約数の個数: 108

約数和(自身を含む): 668127096

約数和(自身を除く): 478788156

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, 21467, 42934, 64401, 85868, 107335, 128802, 150269, 193203, 214670, 257604, 300538, 322005, 386406, 429340, 450807, 601076, 644010, 751345, 772812, 901614, 966015, 1051883, 1288020, 1352421, 1502690, 1803228, 1932030, 2103766, 2254035, 2704842, 3005380, 3155649, 3864060, 4207532, 4508070, 5259415, 5409684, 6311298, 6762105, 9016140, 9466947, 10518830, 12622596, 13524210, 15778245, 18933894, 21037660, 27048420, 31556490, 37867788, 47334735, 63112980, 94669470, 189338940]

約数ペア:

[(1, 189338940), (2, 94669470), (3, 63112980), (4, 47334735), (5, 37867788), (6, 31556490), (7, 27048420), (9, 21037660), (10, 18933894), (12, 15778245), (14, 13524210), (15, 12622596), (18, 10518830), (20, 9466947), (21, 9016140), (28, 6762105), (30, 6311298), (35, 5409684), (36, 5259415), (42, 4508070), (45, 4207532), (49, 3864060), (60, 3155649), (63, 3005380), (70, 2704842), (84, 2254035), (90, 2103766), (98, 1932030), (105, 1803228), (126, 1502690), (140, 1352421), (147, 1288020), (180, 1051883), (196, 966015), (210, 901614), (245, 772812), (252, 751345), (294, 644010), (315, 601076), (420, 450807), (441, 429340), (490, 386406), (588, 322005), (630, 300538), (735, 257604), (882, 214670), (980, 193203), (1260, 150269), (1470, 128802), (1764, 107335), (2205, 85868), (2940, 64401), (4410, 42934), (8820, 21467)]