128321292904

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1997}}^1\times {\mathrm{7127}}^1$

素因数の和:9167

約数の個数: 96

約数和(自身を含む): 292240586880

約数和(自身を除く): 163919293976

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 1997, 2254, 3994, 4508, 7127, 7988, 9016, 13979, 14254, 15976, 27958, 28508, 45931, 49889, 55916, 57016, 91862, 97853, 99778, 111832, 163921, 183724, 195706, 199556, 321517, 327842, 349223, 367448, 391412, 399112, 643034, 655684, 698446, 782824, 1147447, 1286068, 1311368, 1396892, 2250619, 2294894, 2572136, 2793784, 4501238, 4589788, 8032129, 9002476, 9179576, 14232619, 16064258, 18004952, 28465238, 32128516, 56930476, 64257032, 99628333, 113860952, 199256666, 327350237, 398513332, 654700474, 697398331, 797026664, 1309400948, 1394796662, 2291451659, 2618801896, 2789593324, 4582903318, 5579186648, 9165806636, 16040161613, 18331613272, 32080323226, 64160646452, 128321292904]

約数ペア:

[(1, 128321292904), (2, 64160646452), (4, 32080323226), (7, 18331613272), (8, 16040161613), (14, 9165806636), (23, 5579186648), (28, 4582903318), (46, 2789593324), (49, 2618801896), (56, 2291451659), (92, 1394796662), (98, 1309400948), (161, 797026664), (184, 697398331), (196, 654700474), (322, 398513332), (392, 327350237), (644, 199256666), (1127, 113860952), (1288, 99628333), (1997, 64257032), (2254, 56930476), (3994, 32128516), (4508, 28465238), (7127, 18004952), (7988, 16064258), (9016, 14232619), (13979, 9179576), (14254, 9002476), (15976, 8032129), (27958, 4589788), (28508, 4501238), (45931, 2793784), (49889, 2572136), (55916, 2294894), (57016, 2250619), (91862, 1396892), (97853, 1311368), (99778, 1286068), (111832, 1147447), (163921, 782824), (183724, 698446), (195706, 655684), (199556, 643034), (321517, 399112), (327842, 391412), (349223, 367448)]