180639480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1050

約数の個数: 192

約数和(自身を含む): 651386880

約数和(自身を除く): 470747400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 372, 392, 420, 434, 465, 490, 588, 620, 651, 735, 744, 840, 868, 930, 980, 991, 1085, 1176, 1240, 1302, 1470, 1519, 1736, 1860, 1960, 1982, 2170, 2604, 2940, 2973, 3038, 3255, 3720, 3964, 4340, 4557, 4955, 5208, 5880, 5946, 6076, 6510, 6937, 7595, 7928, 8680, 9114, 9910, 11892, 12152, 13020, 13874, 14865, 15190, 18228, 19820, 20811, 22785, 23784, 26040, 27748, 29730, 30380, 30721, 34685, 36456, 39640, 41622, 45570, 48559, 55496, 59460, 60760, 61442, 69370, 83244, 91140, 92163, 97118, 104055, 118920, 122884, 138740, 145677, 153605, 166488, 182280, 184326, 194236, 208110, 215047, 242795, 245768, 277480, 291354, 307210, 368652, 388472, 416220, 430094, 460815, 485590, 582708, 614420, 645141, 728385, 737304, 832440, 860188, 921630, 971180, 1075235, 1165416, 1228840, 1290282, 1456770, 1505329, 1720376, 1843260, 1942360, 2150470, 2580564, 2913540, 3010658, 3225705, 3686520, 4300940, 4515987, 5161128, 5827080, 6021316, 6451410, 7526645, 8601880, 9031974, 12042632, 12902820, 15053290, 18063948, 22579935, 25805640, 30106580, 36127896, 45159870, 60213160, 90319740, 180639480]

約数ペア:

[(1, 180639480), (2, 90319740), (3, 60213160), (4, 45159870), (5, 36127896), (6, 30106580), (7, 25805640), (8, 22579935), (10, 18063948), (12, 15053290), (14, 12902820), (15, 12042632), (20, 9031974), (21, 8601880), (24, 7526645), (28, 6451410), (30, 6021316), (31, 5827080), (35, 5161128), (40, 4515987), (42, 4300940), (49, 3686520), (56, 3225705), (60, 3010658), (62, 2913540), (70, 2580564), (84, 2150470), (93, 1942360), (98, 1843260), (105, 1720376), (120, 1505329), (124, 1456770), (140, 1290282), (147, 1228840), (155, 1165416), (168, 1075235), (186, 971180), (196, 921630), (210, 860188), (217, 832440), (245, 737304), (248, 728385), (280, 645141), (294, 614420), (310, 582708), (372, 485590), (392, 460815), (420, 430094), (434, 416220), (465, 388472), (490, 368652), (588, 307210), (620, 291354), (651, 277480), (735, 245768), (744, 242795), (840, 215047), (868, 208110), (930, 194236), (980, 184326), (991, 182280), (1085, 166488), (1176, 153605), (1240, 145677), (1302, 138740), (1470, 122884), (1519, 118920), (1736, 104055), (1860, 97118), (1960, 92163), (1982, 91140), (2170, 83244), (2604, 69370), (2940, 61442), (2973, 60760), (3038, 59460), (3255, 55496), (3720, 48559), (3964, 45570), (4340, 41622), (4557, 39640), (4955, 36456), (5208, 34685), (5880, 30721), (5946, 30380), (6076, 29730), (6510, 27748), (6937, 26040), (7595, 23784), (7928, 22785), (8680, 20811), (9114, 19820), (9910, 18228), (11892, 15190), (12152, 14865), (13020, 13874)]