1459778840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:853

約数の個数: 128

約数和(自身を含む): 3683473920

約数和(自身を除く): 2223695080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 137, 155, 248, 260, 274, 310, 403, 520, 548, 620, 661, 685, 806, 1096, 1240, 1322, 1370, 1612, 1781, 2015, 2644, 2740, 3224, 3305, 3562, 4030, 4247, 5288, 5480, 6610, 7124, 8060, 8494, 8593, 8905, 13220, 14248, 16120, 16988, 17186, 17810, 20491, 21235, 26440, 33976, 34372, 35620, 40982, 42470, 42965, 55211, 68744, 71240, 81964, 84940, 85930, 90557, 102455, 110422, 163928, 169880, 171860, 181114, 204910, 220844, 266383, 276055, 343720, 362228, 409820, 441688, 452785, 532766, 552110, 724456, 819640, 905570, 1065532, 1104220, 1177241, 1331915, 1811140, 2131064, 2208440, 2354482, 2663830, 2807267, 3622280, 4708964, 5327660, 5614534, 5886205, 9417928, 10655320, 11229068, 11772410, 14036335, 22458136, 23544820, 28072670, 36494471, 47089640, 56145340, 72988942, 112290680, 145977884, 182472355, 291955768, 364944710, 729889420, 1459778840]

約数ペア:

[(1, 1459778840), (2, 729889420), (4, 364944710), (5, 291955768), (8, 182472355), (10, 145977884), (13, 112290680), (20, 72988942), (26, 56145340), (31, 47089640), (40, 36494471), (52, 28072670), (62, 23544820), (65, 22458136), (104, 14036335), (124, 11772410), (130, 11229068), (137, 10655320), (155, 9417928), (248, 5886205), (260, 5614534), (274, 5327660), (310, 4708964), (403, 3622280), (520, 2807267), (548, 2663830), (620, 2354482), (661, 2208440), (685, 2131064), (806, 1811140), (1096, 1331915), (1240, 1177241), (1322, 1104220), (1370, 1065532), (1612, 905570), (1781, 819640), (2015, 724456), (2644, 552110), (2740, 532766), (3224, 452785), (3305, 441688), (3562, 409820), (4030, 362228), (4247, 343720), (5288, 276055), (5480, 266383), (6610, 220844), (7124, 204910), (8060, 181114), (8494, 171860), (8593, 169880), (8905, 163928), (13220, 110422), (14248, 102455), (16120, 90557), (16988, 85930), (17186, 84940), (17810, 81964), (20491, 71240), (21235, 68744), (26440, 55211), (33976, 42965), (34372, 42470), (35620, 40982)]