140920640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1264

約数の個数: 112

約数和(自身を含む): 391070592

約数和(自身を除く): 250149952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 742, 848, 1060, 1120, 1187, 1484, 1696, 1855, 2120, 2240, 2374, 2968, 3392, 3710, 4240, 4748, 5935, 5936, 7420, 8309, 8480, 9496, 11870, 11872, 14840, 16618, 16960, 18992, 23740, 23744, 29680, 33236, 37984, 41545, 47480, 59360, 62911, 66472, 75968, 83090, 94960, 118720, 125822, 132944, 166180, 189920, 251644, 265888, 314555, 332360, 379840, 440377, 503288, 531776, 629110, 664720, 880754, 1006576, 1258220, 1329440, 1761508, 2013152, 2201885, 2516440, 2658880, 3523016, 4026304, 4403770, 5032880, 7046032, 8807540, 10065760, 14092064, 17615080, 20131520, 28184128, 35230160, 70460320, 140920640]

約数ペア:

[(1, 140920640), (2, 70460320), (4, 35230160), (5, 28184128), (7, 20131520), (8, 17615080), (10, 14092064), (14, 10065760), (16, 8807540), (20, 7046032), (28, 5032880), (32, 4403770), (35, 4026304), (40, 3523016), (53, 2658880), (56, 2516440), (64, 2201885), (70, 2013152), (80, 1761508), (106, 1329440), (112, 1258220), (140, 1006576), (160, 880754), (212, 664720), (224, 629110), (265, 531776), (280, 503288), (320, 440377), (371, 379840), (424, 332360), (448, 314555), (530, 265888), (560, 251644), (742, 189920), (848, 166180), (1060, 132944), (1120, 125822), (1187, 118720), (1484, 94960), (1696, 83090), (1855, 75968), (2120, 66472), (2240, 62911), (2374, 59360), (2968, 47480), (3392, 41545), (3710, 37984), (4240, 33236), (4748, 29680), (5935, 23744), (5936, 23740), (7420, 18992), (8309, 16960), (8480, 16618), (9496, 14840), (11870, 11872)]