20121608448

素因数分解:

$2^8\times 3^2\times {\mathrm{149}}^1\times {\mathrm{58613}}^1$

素因数の和:58784

約数の個数: 108

約数和(自身を含む): 58405920300

約数和(自身を除く): 38284311852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 149, 192, 256, 288, 298, 384, 447, 576, 596, 768, 894, 1152, 1192, 1341, 1788, 2304, 2384, 2682, 3576, 4768, 5364, 7152, 9536, 10728, 14304, 19072, 21456, 28608, 38144, 42912, 57216, 58613, 85824, 114432, 117226, 171648, 175839, 234452, 343296, 351678, 468904, 527517, 703356, 937808, 1055034, 1406712, 1875616, 2110068, 2813424, 3751232, 4220136, 5626848, 7502464, 8440272, 8733337, 11253696, 15004928, 16880544, 17466674, 22507392, 26200011, 33761088, 34933348, 45014784, 52400022, 67522176, 69866696, 78600033, 104800044, 135044352, 139733392, 157200066, 209600088, 279466784, 314400132, 419200176, 558933568, 628800264, 838400352, 1117867136, 1257600528, 1676800704, 2235734272, 2515201056, 3353601408, 5030402112, 6707202816, 10060804224, 20121608448]

約数ペア:

[(1, 20121608448), (2, 10060804224), (3, 6707202816), (4, 5030402112), (6, 3353601408), (8, 2515201056), (9, 2235734272), (12, 1676800704), (16, 1257600528), (18, 1117867136), (24, 838400352), (32, 628800264), (36, 558933568), (48, 419200176), (64, 314400132), (72, 279466784), (96, 209600088), (128, 157200066), (144, 139733392), (149, 135044352), (192, 104800044), (256, 78600033), (288, 69866696), (298, 67522176), (384, 52400022), (447, 45014784), (576, 34933348), (596, 33761088), (768, 26200011), (894, 22507392), (1152, 17466674), (1192, 16880544), (1341, 15004928), (1788, 11253696), (2304, 8733337), (2384, 8440272), (2682, 7502464), (3576, 5626848), (4768, 4220136), (5364, 3751232), (7152, 2813424), (9536, 2110068), (10728, 1875616), (14304, 1406712), (19072, 1055034), (21456, 937808), (28608, 703356), (38144, 527517), (42912, 468904), (57216, 351678), (58613, 343296), (85824, 234452), (114432, 175839), (117226, 171648)]