2108705200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:700

約数の個数: 180

約数和(自身を含む): 5929938912

約数和(自身を除く): 3821233712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 271, 280, 350, 392, 397, 400, 490, 542, 560, 700, 784, 794, 980, 1084, 1225, 1355, 1400, 1588, 1897, 1960, 1985, 2168, 2450, 2710, 2779, 2800, 3176, 3794, 3920, 3970, 4336, 4900, 5420, 5558, 6352, 6775, 7588, 7940, 9485, 9800, 9925, 10840, 11116, 13279, 13550, 13895, 15176, 15880, 18970, 19453, 19600, 19850, 21680, 22232, 26558, 27100, 27790, 30352, 31760, 37940, 38906, 39700, 44464, 47425, 53116, 54200, 55580, 66395, 69475, 75880, 77812, 79400, 94850, 97265, 106232, 107587, 108400, 111160, 132790, 138950, 151760, 155624, 158800, 189700, 194530, 212464, 215174, 222320, 265580, 277900, 311248, 331975, 379400, 389060, 430348, 486325, 531160, 537935, 555800, 663950, 753109, 758800, 778120, 860696, 972650, 1062320, 1075870, 1111600, 1327900, 1506218, 1556240, 1721392, 1945300, 2151740, 2655800, 2689675, 3012436, 3765545, 3890600, 4303480, 5271763, 5311600, 5379350, 6024872, 7531090, 7781200, 8606960, 10543526, 10758700, 12049744, 15062180, 18827725, 21087052, 21517400, 26358815, 30124360, 37655450, 42174104, 43034800, 52717630, 60248720, 75310900, 84348208, 105435260, 131794075, 150621800, 210870520, 263588150, 301243600, 421741040, 527176300, 1054352600, 2108705200]

約数ペア:

[(1, 2108705200), (2, 1054352600), (4, 527176300), (5, 421741040), (7, 301243600), (8, 263588150), (10, 210870520), (14, 150621800), (16, 131794075), (20, 105435260), (25, 84348208), (28, 75310900), (35, 60248720), (40, 52717630), (49, 43034800), (50, 42174104), (56, 37655450), (70, 30124360), (80, 26358815), (98, 21517400), (100, 21087052), (112, 18827725), (140, 15062180), (175, 12049744), (196, 10758700), (200, 10543526), (245, 8606960), (271, 7781200), (280, 7531090), (350, 6024872), (392, 5379350), (397, 5311600), (400, 5271763), (490, 4303480), (542, 3890600), (560, 3765545), (700, 3012436), (784, 2689675), (794, 2655800), (980, 2151740), (1084, 1945300), (1225, 1721392), (1355, 1556240), (1400, 1506218), (1588, 1327900), (1897, 1111600), (1960, 1075870), (1985, 1062320), (2168, 972650), (2450, 860696), (2710, 778120), (2779, 758800), (2800, 753109), (3176, 663950), (3794, 555800), (3920, 537935), (3970, 531160), (4336, 486325), (4900, 430348), (5420, 389060), (5558, 379400), (6352, 331975), (6775, 311248), (7588, 277900), (7940, 265580), (9485, 222320), (9800, 215174), (9925, 212464), (10840, 194530), (11116, 189700), (13279, 158800), (13550, 155624), (13895, 151760), (15176, 138950), (15880, 132790), (18970, 111160), (19453, 108400), (19600, 107587), (19850, 106232), (21680, 97265), (22232, 94850), (26558, 79400), (27100, 77812), (27790, 75880), (30352, 69475), (31760, 66395), (37940, 55580), (38906, 54200), (39700, 53116), (44464, 47425)]