208178460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{23603}}^1$

素因数の和:23632

約数の個数: 108

約数和(自身を含む): 734603688

約数和(自身を除く): 526425228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 23603, 47206, 70809, 94412, 118015, 141618, 165221, 212427, 236030, 283236, 330442, 354045, 424854, 472060, 495663, 660884, 708090, 826105, 849708, 991326, 1062135, 1156547, 1416180, 1486989, 1652210, 1982652, 2124270, 2313094, 2478315, 2973978, 3304420, 3469641, 4248540, 4626188, 4956630, 5782735, 5947956, 6939282, 7434945, 9913260, 10408923, 11565470, 13878564, 14869890, 17348205, 20817846, 23130940, 29739780, 34696410, 41635692, 52044615, 69392820, 104089230, 208178460]

約数ペア:

[(1, 208178460), (2, 104089230), (3, 69392820), (4, 52044615), (5, 41635692), (6, 34696410), (7, 29739780), (9, 23130940), (10, 20817846), (12, 17348205), (14, 14869890), (15, 13878564), (18, 11565470), (20, 10408923), (21, 9913260), (28, 7434945), (30, 6939282), (35, 5947956), (36, 5782735), (42, 4956630), (45, 4626188), (49, 4248540), (60, 3469641), (63, 3304420), (70, 2973978), (84, 2478315), (90, 2313094), (98, 2124270), (105, 1982652), (126, 1652210), (140, 1486989), (147, 1416180), (180, 1156547), (196, 1062135), (210, 991326), (245, 849708), (252, 826105), (294, 708090), (315, 660884), (420, 495663), (441, 472060), (490, 424854), (588, 354045), (630, 330442), (735, 283236), (882, 236030), (980, 212427), (1260, 165221), (1470, 141618), (1764, 118015), (2205, 94412), (2940, 70809), (4410, 47206), (8820, 23603)]