290304448

素因数分解:

$2^6\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4349}}^1$

素因数の和:4517

約数の個数: 56

約数和(自身を含む): 662940000

約数和(自身を除く): 372635552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 149, 224, 298, 448, 596, 1043, 1192, 2086, 2384, 4172, 4349, 4768, 8344, 8698, 9536, 16688, 17396, 30443, 33376, 34792, 60886, 66752, 69584, 121772, 139168, 243544, 278336, 487088, 648001, 974176, 1296002, 1948352, 2592004, 4536007, 5184008, 9072014, 10368016, 18144028, 20736032, 36288056, 41472064, 72576112, 145152224, 290304448]

約数ペア:

[(1, 290304448), (2, 145152224), (4, 72576112), (7, 41472064), (8, 36288056), (14, 20736032), (16, 18144028), (28, 10368016), (32, 9072014), (56, 5184008), (64, 4536007), (112, 2592004), (149, 1948352), (224, 1296002), (298, 974176), (448, 648001), (596, 487088), (1043, 278336), (1192, 243544), (2086, 139168), (2384, 121772), (4172, 69584), (4349, 66752), (4768, 60886), (8344, 34792), (8698, 33376), (9536, 30443), (16688, 17396)]