209239740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1049

約数の個数: 192

約数和(自身を含む): 719953920

約数和(自身を除く): 510714180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 27, 30, 34, 36, 45, 46, 51, 54, 60, 68, 69, 85, 90, 92, 102, 108, 115, 135, 138, 153, 170, 180, 204, 207, 230, 255, 270, 276, 306, 340, 345, 391, 414, 459, 460, 510, 540, 612, 621, 690, 765, 782, 828, 918, 991, 1020, 1035, 1173, 1242, 1380, 1530, 1564, 1836, 1955, 1982, 2070, 2295, 2346, 2484, 2973, 3060, 3105, 3519, 3910, 3964, 4140, 4590, 4692, 4955, 5865, 5946, 6210, 7038, 7820, 8919, 9180, 9910, 10557, 11730, 11892, 12420, 14076, 14865, 16847, 17595, 17838, 19820, 21114, 22793, 23460, 26757, 29730, 33694, 35190, 35676, 42228, 44595, 45586, 50541, 52785, 53514, 59460, 67388, 68379, 70380, 84235, 89190, 91172, 101082, 105570, 107028, 113965, 133785, 136758, 151623, 168470, 178380, 202164, 205137, 211140, 227930, 252705, 267570, 273516, 303246, 336940, 341895, 387481, 410274, 454869, 455860, 505410, 535140, 606492, 615411, 683790, 758115, 774962, 820548, 909738, 1010820, 1025685, 1162443, 1230822, 1367580, 1516230, 1549924, 1819476, 1937405, 2051370, 2274345, 2324886, 2461644, 3032460, 3077055, 3487329, 3874810, 4102740, 4548690, 4649772, 5812215, 6154110, 6974658, 7749620, 9097380, 10461987, 11624430, 12308220, 13949316, 17436645, 20923974, 23248860, 34873290, 41847948, 52309935, 69746580, 104619870, 209239740]

約数ペア:

[(1, 209239740), (2, 104619870), (3, 69746580), (4, 52309935), (5, 41847948), (6, 34873290), (9, 23248860), (10, 20923974), (12, 17436645), (15, 13949316), (17, 12308220), (18, 11624430), (20, 10461987), (23, 9097380), (27, 7749620), (30, 6974658), (34, 6154110), (36, 5812215), (45, 4649772), (46, 4548690), (51, 4102740), (54, 3874810), (60, 3487329), (68, 3077055), (69, 3032460), (85, 2461644), (90, 2324886), (92, 2274345), (102, 2051370), (108, 1937405), (115, 1819476), (135, 1549924), (138, 1516230), (153, 1367580), (170, 1230822), (180, 1162443), (204, 1025685), (207, 1010820), (230, 909738), (255, 820548), (270, 774962), (276, 758115), (306, 683790), (340, 615411), (345, 606492), (391, 535140), (414, 505410), (459, 455860), (460, 454869), (510, 410274), (540, 387481), (612, 341895), (621, 336940), (690, 303246), (765, 273516), (782, 267570), (828, 252705), (918, 227930), (991, 211140), (1020, 205137), (1035, 202164), (1173, 178380), (1242, 168470), (1380, 151623), (1530, 136758), (1564, 133785), (1836, 113965), (1955, 107028), (1982, 105570), (2070, 101082), (2295, 91172), (2346, 89190), (2484, 84235), (2973, 70380), (3060, 68379), (3105, 67388), (3519, 59460), (3910, 53514), (3964, 52785), (4140, 50541), (4590, 45586), (4692, 44595), (4955, 42228), (5865, 35676), (5946, 35190), (6210, 33694), (7038, 29730), (7820, 26757), (8919, 23460), (9180, 22793), (9910, 21114), (10557, 19820), (11730, 17838), (11892, 17595), (12420, 16847), (14076, 14865)]