264440540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 192

約数和(自身を含む): 728555520

約数和(自身を除く): 464114980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 43, 52, 62, 65, 70, 86, 91, 109, 124, 130, 140, 155, 172, 182, 215, 217, 218, 260, 301, 310, 364, 403, 430, 434, 436, 455, 545, 559, 602, 620, 763, 806, 860, 868, 910, 1085, 1090, 1118, 1204, 1333, 1417, 1505, 1526, 1612, 1820, 2015, 2170, 2180, 2236, 2666, 2795, 2821, 2834, 3010, 3052, 3379, 3815, 3913, 4030, 4340, 4687, 5332, 5590, 5642, 5668, 6020, 6665, 6758, 7085, 7630, 7826, 8060, 9331, 9374, 9919, 11180, 11284, 13330, 13516, 14105, 14170, 15260, 15652, 16895, 17329, 18662, 18748, 19565, 19838, 23435, 23653, 26660, 28210, 28340, 32809, 33790, 34658, 37324, 39130, 39676, 43927, 46655, 46870, 47306, 49595, 56420, 60931, 65618, 67580, 69316, 78260, 86645, 87854, 93310, 93740, 94612, 99190, 118265, 121303, 121862, 131236, 145297, 164045, 173290, 175708, 186620, 198380, 219635, 236530, 242606, 243724, 290594, 304655, 307489, 328090, 346580, 426517, 439270, 473060, 485212, 581188, 606515, 609310, 614978, 656180, 726485, 853034, 878540, 1017079, 1213030, 1218620, 1229956, 1452970, 1537445, 1706068, 1888861, 2034158, 2132585, 2426060, 2905940, 3074890, 3777722, 4068316, 4265170, 5085395, 6149780, 7555444, 8530340, 9444305, 10170790, 13222027, 18888610, 20341580, 26444054, 37777220, 52888108, 66110135, 132220270, 264440540]

約数ペア:

[(1, 264440540), (2, 132220270), (4, 66110135), (5, 52888108), (7, 37777220), (10, 26444054), (13, 20341580), (14, 18888610), (20, 13222027), (26, 10170790), (28, 9444305), (31, 8530340), (35, 7555444), (43, 6149780), (52, 5085395), (62, 4265170), (65, 4068316), (70, 3777722), (86, 3074890), (91, 2905940), (109, 2426060), (124, 2132585), (130, 2034158), (140, 1888861), (155, 1706068), (172, 1537445), (182, 1452970), (215, 1229956), (217, 1218620), (218, 1213030), (260, 1017079), (301, 878540), (310, 853034), (364, 726485), (403, 656180), (430, 614978), (434, 609310), (436, 606515), (455, 581188), (545, 485212), (559, 473060), (602, 439270), (620, 426517), (763, 346580), (806, 328090), (860, 307489), (868, 304655), (910, 290594), (1085, 243724), (1090, 242606), (1118, 236530), (1204, 219635), (1333, 198380), (1417, 186620), (1505, 175708), (1526, 173290), (1612, 164045), (1820, 145297), (2015, 131236), (2170, 121862), (2180, 121303), (2236, 118265), (2666, 99190), (2795, 94612), (2821, 93740), (2834, 93310), (3010, 87854), (3052, 86645), (3379, 78260), (3815, 69316), (3913, 67580), (4030, 65618), (4340, 60931), (4687, 56420), (5332, 49595), (5590, 47306), (5642, 46870), (5668, 46655), (6020, 43927), (6665, 39676), (6758, 39130), (7085, 37324), (7630, 34658), (7826, 33790), (8060, 32809), (9331, 28340), (9374, 28210), (9919, 26660), (11180, 23653), (11284, 23435), (13330, 19838), (13516, 19565), (14105, 18748), (14170, 18662), (15260, 17329), (15652, 16895)]