977898880

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{31183}}^1$

素因数の和:31216

約数の個数: 96

約数和(自身を含む): 2719556640

約数和(自身を除く): 1741657760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 15680, 31183, 31360, 62366, 124732, 155915, 218281, 249464, 311830, 436562, 498928, 623660, 873124, 997856, 1091405, 1247320, 1527967, 1746248, 1995712, 2182810, 2494640, 3055934, 3492496, 3991424, 4365620, 4989280, 6111868, 6984992, 7639835, 8731240, 9978560, 12223736, 13969984, 15279670, 17462480, 19957120, 24447472, 27939968, 30559340, 34924960, 48894944, 61118680, 69849920, 97789888, 122237360, 139699840, 195579776, 244474720, 488949440, 977898880]

約数ペア:

[(1, 977898880), (2, 488949440), (4, 244474720), (5, 195579776), (7, 139699840), (8, 122237360), (10, 97789888), (14, 69849920), (16, 61118680), (20, 48894944), (28, 34924960), (32, 30559340), (35, 27939968), (40, 24447472), (49, 19957120), (56, 17462480), (64, 15279670), (70, 13969984), (80, 12223736), (98, 9978560), (112, 8731240), (128, 7639835), (140, 6984992), (160, 6111868), (196, 4989280), (224, 4365620), (245, 3991424), (280, 3492496), (320, 3055934), (392, 2494640), (448, 2182810), (490, 1995712), (560, 1746248), (640, 1527967), (784, 1247320), (896, 1091405), (980, 997856), (1120, 873124), (1568, 623660), (1960, 498928), (2240, 436562), (3136, 311830), (3920, 249464), (4480, 218281), (6272, 155915), (7840, 124732), (15680, 62366), (31183, 31360)]