145354040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 371589120

約数和(自身を除く): 226235080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 71, 104, 124, 127, 130, 142, 155, 248, 254, 260, 284, 310, 355, 403, 508, 520, 568, 620, 635, 710, 806, 923, 1016, 1240, 1270, 1420, 1612, 1651, 1846, 2015, 2201, 2540, 2840, 3224, 3302, 3692, 3937, 4030, 4402, 4615, 5080, 6604, 7384, 7874, 8060, 8255, 8804, 9017, 9230, 11005, 13208, 15748, 16120, 16510, 17608, 18034, 18460, 19685, 22010, 28613, 31496, 33020, 36068, 36920, 39370, 44020, 45085, 51181, 57226, 66040, 72136, 78740, 88040, 90170, 102362, 114452, 117221, 143065, 157480, 180340, 204724, 228904, 234442, 255905, 279527, 286130, 360680, 409448, 468884, 511810, 559054, 572260, 586105, 937768, 1023620, 1118108, 1144520, 1172210, 1397635, 2047240, 2236216, 2344420, 2795270, 3633851, 4688840, 5590540, 7267702, 11181080, 14535404, 18169255, 29070808, 36338510, 72677020, 145354040]

約数ペア:

[(1, 145354040), (2, 72677020), (4, 36338510), (5, 29070808), (8, 18169255), (10, 14535404), (13, 11181080), (20, 7267702), (26, 5590540), (31, 4688840), (40, 3633851), (52, 2795270), (62, 2344420), (65, 2236216), (71, 2047240), (104, 1397635), (124, 1172210), (127, 1144520), (130, 1118108), (142, 1023620), (155, 937768), (248, 586105), (254, 572260), (260, 559054), (284, 511810), (310, 468884), (355, 409448), (403, 360680), (508, 286130), (520, 279527), (568, 255905), (620, 234442), (635, 228904), (710, 204724), (806, 180340), (923, 157480), (1016, 143065), (1240, 117221), (1270, 114452), (1420, 102362), (1612, 90170), (1651, 88040), (1846, 78740), (2015, 72136), (2201, 66040), (2540, 57226), (2840, 51181), (3224, 45085), (3302, 44020), (3692, 39370), (3937, 36920), (4030, 36068), (4402, 33020), (4615, 31496), (5080, 28613), (6604, 22010), (7384, 19685), (7874, 18460), (8060, 18034), (8255, 17608), (8804, 16510), (9017, 16120), (9230, 15748), (11005, 13208)]