198199440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1142

約数の個数: 160

約数和(自身を含む): 691027200

約数和(自身を除く): 492827760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 89, 90, 108, 120, 135, 144, 178, 180, 216, 240, 267, 270, 356, 360, 432, 445, 534, 540, 712, 720, 801, 890, 1031, 1068, 1080, 1335, 1424, 1602, 1780, 2062, 2136, 2160, 2403, 2670, 3093, 3204, 3560, 4005, 4124, 4272, 4806, 5155, 5340, 6186, 6408, 7120, 8010, 8248, 9279, 9612, 10310, 10680, 12015, 12372, 12816, 15465, 16020, 16496, 18558, 19224, 20620, 21360, 24030, 24744, 27837, 30930, 32040, 37116, 38448, 41240, 46395, 48060, 49488, 55674, 61860, 64080, 74232, 82480, 91759, 92790, 96120, 111348, 123720, 139185, 148464, 183518, 185580, 192240, 222696, 247440, 275277, 278370, 367036, 371160, 445392, 458795, 550554, 556740, 734072, 742320, 825831, 917590, 1101108, 1113480, 1376385, 1468144, 1651662, 1835180, 2202216, 2226960, 2477493, 2752770, 3303324, 3670360, 4129155, 4404432, 4954986, 5505540, 6606648, 7340720, 8258310, 9909972, 11011080, 12387465, 13213296, 16516620, 19819944, 22022160, 24774930, 33033240, 39639888, 49549860, 66066480, 99099720, 198199440]

約数ペア:

[(1, 198199440), (2, 99099720), (3, 66066480), (4, 49549860), (5, 39639888), (6, 33033240), (8, 24774930), (9, 22022160), (10, 19819944), (12, 16516620), (15, 13213296), (16, 12387465), (18, 11011080), (20, 9909972), (24, 8258310), (27, 7340720), (30, 6606648), (36, 5505540), (40, 4954986), (45, 4404432), (48, 4129155), (54, 3670360), (60, 3303324), (72, 2752770), (80, 2477493), (89, 2226960), (90, 2202216), (108, 1835180), (120, 1651662), (135, 1468144), (144, 1376385), (178, 1113480), (180, 1101108), (216, 917590), (240, 825831), (267, 742320), (270, 734072), (356, 556740), (360, 550554), (432, 458795), (445, 445392), (534, 371160), (540, 367036), (712, 278370), (720, 275277), (801, 247440), (890, 222696), (1031, 192240), (1068, 185580), (1080, 183518), (1335, 148464), (1424, 139185), (1602, 123720), (1780, 111348), (2062, 96120), (2136, 92790), (2160, 91759), (2403, 82480), (2670, 74232), (3093, 64080), (3204, 61860), (3560, 55674), (4005, 49488), (4124, 48060), (4272, 46395), (4806, 41240), (5155, 38448), (5340, 37116), (6186, 32040), (6408, 30930), (7120, 27837), (8010, 24744), (8248, 24030), (9279, 21360), (9612, 20620), (10310, 19224), (10680, 18558), (12015, 16496), (12372, 16020), (12816, 15465)]