28866720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{60139}}^1$

素因数の和:60157

約数の個数: 48

約数和(自身を含む): 90931680

約数和(自身を除く): 62064960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 60139, 120278, 180417, 240556, 300695, 360834, 481112, 601390, 721668, 902085, 962224, 1202780, 1443336, 1804170, 1924448, 2405560, 2886672, 3608340, 4811120, 5773344, 7216680, 9622240, 14433360, 28866720]

約数ペア:

[(1, 28866720), (2, 14433360), (3, 9622240), (4, 7216680), (5, 5773344), (6, 4811120), (8, 3608340), (10, 2886672), (12, 2405560), (15, 1924448), (16, 1804170), (20, 1443336), (24, 1202780), (30, 962224), (32, 902085), (40, 721668), (48, 601390), (60, 481112), (80, 360834), (96, 300695), (120, 240556), (160, 180417), (240, 120278), (480, 60139)]