8785980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 32148480

約数和(自身を除く): 23362500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 367, 380, 399, 420, 532, 570, 630, 665, 684, 734, 798, 855, 1101, 1140, 1197, 1260, 1330, 1468, 1596, 1710, 1835, 1995, 2202, 2394, 2569, 2660, 3303, 3420, 3670, 3990, 4404, 4788, 5138, 5505, 5985, 6606, 6973, 7340, 7707, 7980, 10276, 11010, 11970, 12845, 13212, 13946, 15414, 16515, 20919, 22020, 23121, 23940, 25690, 27892, 30828, 33030, 34865, 38535, 41838, 46242, 48811, 51380, 62757, 66060, 69730, 77070, 83676, 92484, 97622, 104595, 115605, 125514, 139460, 146433, 154140, 195244, 209190, 231210, 244055, 251028, 292866, 313785, 418380, 439299, 462420, 488110, 585732, 627570, 732165, 878598, 976220, 1255140, 1464330, 1757196, 2196495, 2928660, 4392990, 8785980]

約数ペア:

[(1, 8785980), (2, 4392990), (3, 2928660), (4, 2196495), (5, 1757196), (6, 1464330), (7, 1255140), (9, 976220), (10, 878598), (12, 732165), (14, 627570), (15, 585732), (18, 488110), (19, 462420), (20, 439299), (21, 418380), (28, 313785), (30, 292866), (35, 251028), (36, 244055), (38, 231210), (42, 209190), (45, 195244), (57, 154140), (60, 146433), (63, 139460), (70, 125514), (76, 115605), (84, 104595), (90, 97622), (95, 92484), (105, 83676), (114, 77070), (126, 69730), (133, 66060), (140, 62757), (171, 51380), (180, 48811), (190, 46242), (210, 41838), (228, 38535), (252, 34865), (266, 33030), (285, 30828), (315, 27892), (342, 25690), (367, 23940), (380, 23121), (399, 22020), (420, 20919), (532, 16515), (570, 15414), (630, 13946), (665, 13212), (684, 12845), (734, 11970), (798, 11010), (855, 10276), (1101, 7980), (1140, 7707), (1197, 7340), (1260, 6973), (1330, 6606), (1468, 5985), (1596, 5505), (1710, 5138), (1835, 4788), (1995, 4404), (2202, 3990), (2394, 3670), (2569, 3420), (2660, 3303)]