305921700

素因数分解:

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

素因数の和:1032

約数の個数: 216

約数和(自身を含む): 1119372800

約数和(自身を除く): 813451100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 49, 50, 60, 63, 70, 75, 84, 90, 98, 100, 105, 126, 140, 147, 150, 175, 180, 196, 210, 225, 245, 252, 294, 300, 315, 343, 350, 420, 441, 450, 490, 525, 588, 630, 686, 700, 735, 882, 900, 980, 991, 1029, 1050, 1225, 1260, 1372, 1470, 1575, 1715, 1764, 1982, 2058, 2100, 2205, 2450, 2940, 2973, 3087, 3150, 3430, 3675, 3964, 4116, 4410, 4900, 4955, 5145, 5946, 6174, 6300, 6860, 6937, 7350, 8575, 8820, 8919, 9910, 10290, 11025, 11892, 12348, 13874, 14700, 14865, 15435, 17150, 17838, 19820, 20580, 20811, 22050, 24775, 25725, 27748, 29730, 30870, 34300, 34685, 35676, 41622, 44100, 44595, 48559, 49550, 51450, 59460, 61740, 62433, 69370, 74325, 77175, 83244, 89190, 97118, 99100, 102900, 104055, 124866, 138740, 145677, 148650, 154350, 173425, 178380, 194236, 208110, 222975, 242795, 249732, 291354, 297300, 308700, 312165, 339913, 346850, 416220, 437031, 445950, 485590, 520275, 582708, 624330, 679826, 693700, 728385, 874062, 891900, 971180, 1019739, 1040550, 1213975, 1248660, 1359652, 1456770, 1560825, 1699565, 1748124, 2039478, 2081100, 2185155, 2427950, 2913540, 3059217, 3121650, 3399130, 3641925, 4078956, 4370310, 4855900, 5098695, 6118434, 6243300, 6798260, 7283850, 8497825, 8740620, 10197390, 10925775, 12236868, 14567700, 15296085, 16995650, 20394780, 21851550, 25493475, 30592170, 33991300, 43703100, 50986950, 61184340, 76480425, 101973900, 152960850, 305921700]

約数ペア:

[(1, 305921700), (2, 152960850), (3, 101973900), (4, 76480425), (5, 61184340), (6, 50986950), (7, 43703100), (9, 33991300), (10, 30592170), (12, 25493475), (14, 21851550), (15, 20394780), (18, 16995650), (20, 15296085), (21, 14567700), (25, 12236868), (28, 10925775), (30, 10197390), (35, 8740620), (36, 8497825), (42, 7283850), (45, 6798260), (49, 6243300), (50, 6118434), (60, 5098695), (63, 4855900), (70, 4370310), (75, 4078956), (84, 3641925), (90, 3399130), (98, 3121650), (100, 3059217), (105, 2913540), (126, 2427950), (140, 2185155), (147, 2081100), (150, 2039478), (175, 1748124), (180, 1699565), (196, 1560825), (210, 1456770), (225, 1359652), (245, 1248660), (252, 1213975), (294, 1040550), (300, 1019739), (315, 971180), (343, 891900), (350, 874062), (420, 728385), (441, 693700), (450, 679826), (490, 624330), (525, 582708), (588, 520275), (630, 485590), (686, 445950), (700, 437031), (735, 416220), (882, 346850), (900, 339913), (980, 312165), (991, 308700), (1029, 297300), (1050, 291354), (1225, 249732), (1260, 242795), (1372, 222975), (1470, 208110), (1575, 194236), (1715, 178380), (1764, 173425), (1982, 154350), (2058, 148650), (2100, 145677), (2205, 138740), (2450, 124866), (2940, 104055), (2973, 102900), (3087, 99100), (3150, 97118), (3430, 89190), (3675, 83244), (3964, 77175), (4116, 74325), (4410, 69370), (4900, 62433), (4955, 61740), (5145, 59460), (5946, 51450), (6174, 49550), (6300, 48559), (6860, 44595), (6937, 44100), (7350, 41622), (8575, 35676), (8820, 34685), (8919, 34300), (9910, 30870), (10290, 29730), (11025, 27748), (11892, 25725), (12348, 24775), (13874, 22050), (14700, 20811), (14865, 20580), (15435, 19820), (17150, 17838)]