120618880

素因数分解:

$2^7\times 5^1\times {\mathrm{229}}^1\times {\mathrm{823}}^1$

素因数の和:1071

約数の個数: 64

約数和(自身を含む): 289965600

約数和(自身を除く): 169346720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 320, 458, 640, 823, 916, 1145, 1646, 1832, 2290, 3292, 3664, 4115, 4580, 6584, 7328, 8230, 9160, 13168, 14656, 16460, 18320, 26336, 29312, 32920, 36640, 52672, 65840, 73280, 105344, 131680, 146560, 188467, 263360, 376934, 526720, 753868, 942335, 1507736, 1884670, 3015472, 3769340, 6030944, 7538680, 12061888, 15077360, 24123776, 30154720, 60309440, 120618880]

約数ペア:

[(1, 120618880), (2, 60309440), (4, 30154720), (5, 24123776), (8, 15077360), (10, 12061888), (16, 7538680), (20, 6030944), (32, 3769340), (40, 3015472), (64, 1884670), (80, 1507736), (128, 942335), (160, 753868), (229, 526720), (320, 376934), (458, 263360), (640, 188467), (823, 146560), (916, 131680), (1145, 105344), (1646, 73280), (1832, 65840), (2290, 52672), (3292, 36640), (3664, 32920), (4115, 29312), (4580, 26336), (6584, 18320), (7328, 16460), (8230, 14656), (9160, 13168)]