268444540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1164

約数の個数: 144

約数和(自身を含む): 744055200

約数和(自身を除く): 475610660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 665, 910, 931, 980, 988, 1109, 1235, 1274, 1330, 1729, 1820, 1862, 2218, 2470, 2548, 2660, 3185, 3458, 3724, 4436, 4655, 4940, 5545, 6370, 6916, 7763, 8645, 9310, 11090, 12103, 12740, 14417, 15526, 17290, 18620, 21071, 22180, 24206, 28834, 31052, 34580, 38815, 42142, 48412, 54341, 57668, 60515, 72085, 77630, 84284, 100919, 105355, 108682, 121030, 144170, 147497, 155260, 201838, 210710, 217364, 242060, 271705, 273923, 288340, 294994, 403676, 421420, 504595, 543410, 547846, 589988, 706433, 737485, 1009190, 1032479, 1086820, 1095692, 1369615, 1412866, 1474970, 1917461, 2018380, 2064958, 2739230, 2825732, 2949940, 3532165, 3834922, 4129916, 5162395, 5478460, 7064330, 7669844, 9587305, 10324790, 13422227, 14128660, 19174610, 20649580, 26844454, 38349220, 53688908, 67111135, 134222270, 268444540]

約数ペア:

[(1, 268444540), (2, 134222270), (4, 67111135), (5, 53688908), (7, 38349220), (10, 26844454), (13, 20649580), (14, 19174610), (19, 14128660), (20, 13422227), (26, 10324790), (28, 9587305), (35, 7669844), (38, 7064330), (49, 5478460), (52, 5162395), (65, 4129916), (70, 3834922), (76, 3532165), (91, 2949940), (95, 2825732), (98, 2739230), (130, 2064958), (133, 2018380), (140, 1917461), (182, 1474970), (190, 1412866), (196, 1369615), (245, 1095692), (247, 1086820), (260, 1032479), (266, 1009190), (364, 737485), (380, 706433), (455, 589988), (490, 547846), (494, 543410), (532, 504595), (637, 421420), (665, 403676), (910, 294994), (931, 288340), (980, 273923), (988, 271705), (1109, 242060), (1235, 217364), (1274, 210710), (1330, 201838), (1729, 155260), (1820, 147497), (1862, 144170), (2218, 121030), (2470, 108682), (2548, 105355), (2660, 100919), (3185, 84284), (3458, 77630), (3724, 72085), (4436, 60515), (4655, 57668), (4940, 54341), (5545, 48412), (6370, 42142), (6916, 38815), (7763, 34580), (8645, 31052), (9310, 28834), (11090, 24206), (12103, 22180), (12740, 21071), (14417, 18620), (15526, 17290)]