75168940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 211438080

約数和(自身を除く): 136269140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 133, 140, 154, 190, 196, 209, 220, 245, 266, 308, 367, 380, 385, 418, 490, 532, 539, 665, 734, 770, 836, 931, 980, 1045, 1078, 1330, 1463, 1468, 1540, 1835, 1862, 2090, 2156, 2569, 2660, 2695, 2926, 3670, 3724, 4037, 4180, 4655, 5138, 5390, 5852, 6973, 7315, 7340, 8074, 9310, 10241, 10276, 10780, 12845, 13946, 14630, 16148, 17983, 18620, 20185, 20482, 25690, 27892, 28259, 29260, 34865, 35966, 40370, 40964, 48811, 51205, 51380, 56518, 69730, 71932, 76703, 80740, 89915, 97622, 102410, 113036, 139460, 141295, 153406, 179830, 195244, 197813, 204820, 244055, 282590, 306812, 341677, 359660, 383515, 395626, 488110, 536921, 565180, 683354, 767030, 791252, 976220, 989065, 1073842, 1366708, 1534060, 1708385, 1978130, 2147684, 2684605, 3416770, 3758447, 3956260, 5369210, 6833540, 7516894, 10738420, 15033788, 18792235, 37584470, 75168940]

約数ペア:

[(1, 75168940), (2, 37584470), (4, 18792235), (5, 15033788), (7, 10738420), (10, 7516894), (11, 6833540), (14, 5369210), (19, 3956260), (20, 3758447), (22, 3416770), (28, 2684605), (35, 2147684), (38, 1978130), (44, 1708385), (49, 1534060), (55, 1366708), (70, 1073842), (76, 989065), (77, 976220), (95, 791252), (98, 767030), (110, 683354), (133, 565180), (140, 536921), (154, 488110), (190, 395626), (196, 383515), (209, 359660), (220, 341677), (245, 306812), (266, 282590), (308, 244055), (367, 204820), (380, 197813), (385, 195244), (418, 179830), (490, 153406), (532, 141295), (539, 139460), (665, 113036), (734, 102410), (770, 97622), (836, 89915), (931, 80740), (980, 76703), (1045, 71932), (1078, 69730), (1330, 56518), (1463, 51380), (1468, 51205), (1540, 48811), (1835, 40964), (1862, 40370), (2090, 35966), (2156, 34865), (2569, 29260), (2660, 28259), (2695, 27892), (2926, 25690), (3670, 20482), (3724, 20185), (4037, 18620), (4180, 17983), (4655, 16148), (5138, 14630), (5390, 13946), (5852, 12845), (6973, 10780), (7315, 10276), (7340, 10241), (8074, 9310)]