164758720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73553}}^1$

素因数の和:73577

約数の個数: 56

約数和(自身を含む): 448385184

約数和(自身を除く): 283626464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 73553, 147106, 294212, 367765, 514871, 588424, 735530, 1029742, 1176848, 1471060, 2059484, 2353696, 2574355, 2942120, 4118968, 4707392, 5148710, 5884240, 8237936, 10297420, 11768480, 16475872, 20594840, 23536960, 32951744, 41189680, 82379360, 164758720]

約数ペア:

[(1, 164758720), (2, 82379360), (4, 41189680), (5, 32951744), (7, 23536960), (8, 20594840), (10, 16475872), (14, 11768480), (16, 10297420), (20, 8237936), (28, 5884240), (32, 5148710), (35, 4707392), (40, 4118968), (56, 2942120), (64, 2574355), (70, 2353696), (80, 2059484), (112, 1471060), (140, 1176848), (160, 1029742), (224, 735530), (280, 588424), (320, 514871), (448, 367765), (560, 294212), (1120, 147106), (2240, 73553)]