278385090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{152123}}^1$

素因数の和:152194

約数の個数: 32

約数和(自身を含む): 679081536

約数和(自身を除く): 400696446

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 152123, 304246, 456369, 760615, 912738, 1521230, 2281845, 4563690, 9279503, 18559006, 27838509, 46397515, 55677018, 92795030, 139192545, 278385090]

約数ペア:

[(1, 278385090), (2, 139192545), (3, 92795030), (5, 55677018), (6, 46397515), (10, 27838509), (15, 18559006), (30, 9279503), (61, 4563690), (122, 2281845), (183, 1521230), (305, 912738), (366, 760615), (610, 456369), (915, 304246), (1830, 152123)]