161010900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 216

約数和(自身を含む): 541632000

約数和(自身を除く): 380621100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 31, 36, 45, 50, 58, 60, 62, 75, 87, 90, 93, 100, 116, 124, 145, 150, 155, 174, 180, 186, 199, 225, 261, 279, 290, 300, 310, 348, 372, 398, 435, 450, 465, 522, 558, 580, 597, 620, 725, 775, 796, 870, 899, 900, 930, 995, 1044, 1116, 1194, 1305, 1395, 1450, 1550, 1740, 1791, 1798, 1860, 1990, 2175, 2325, 2388, 2610, 2697, 2790, 2900, 2985, 3100, 3582, 3596, 3980, 4350, 4495, 4650, 4975, 5220, 5394, 5580, 5771, 5970, 6169, 6525, 6975, 7164, 8091, 8700, 8955, 8990, 9300, 9950, 10788, 11542, 11940, 12338, 13050, 13485, 13950, 14925, 16182, 17313, 17910, 17980, 18507, 19900, 22475, 23084, 24676, 26100, 26970, 27900, 28855, 29850, 30845, 32364, 34626, 35820, 37014, 40455, 44775, 44950, 51939, 53940, 55521, 57710, 59700, 61690, 67425, 69252, 74028, 80910, 86565, 89550, 89900, 92535, 103878, 111042, 115420, 123380, 134850, 144275, 154225, 161820, 173130, 178901, 179100, 185070, 202275, 207756, 222084, 259695, 269700, 277605, 288550, 308450, 346260, 357802, 370140, 404550, 432825, 462675, 519390, 536703, 555210, 577100, 616900, 715604, 809100, 865650, 894505, 925350, 1038780, 1073406, 1110420, 1298475, 1388025, 1610109, 1731300, 1789010, 1850700, 2146812, 2596950, 2683515, 2776050, 3220218, 3578020, 4472525, 5193900, 5367030, 5552100, 6440436, 8050545, 8945050, 10734060, 13417575, 16101090, 17890100, 26835150, 32202180, 40252725, 53670300, 80505450, 161010900]

約数ペア:

[(1, 161010900), (2, 80505450), (3, 53670300), (4, 40252725), (5, 32202180), (6, 26835150), (9, 17890100), (10, 16101090), (12, 13417575), (15, 10734060), (18, 8945050), (20, 8050545), (25, 6440436), (29, 5552100), (30, 5367030), (31, 5193900), (36, 4472525), (45, 3578020), (50, 3220218), (58, 2776050), (60, 2683515), (62, 2596950), (75, 2146812), (87, 1850700), (90, 1789010), (93, 1731300), (100, 1610109), (116, 1388025), (124, 1298475), (145, 1110420), (150, 1073406), (155, 1038780), (174, 925350), (180, 894505), (186, 865650), (199, 809100), (225, 715604), (261, 616900), (279, 577100), (290, 555210), (300, 536703), (310, 519390), (348, 462675), (372, 432825), (398, 404550), (435, 370140), (450, 357802), (465, 346260), (522, 308450), (558, 288550), (580, 277605), (597, 269700), (620, 259695), (725, 222084), (775, 207756), (796, 202275), (870, 185070), (899, 179100), (900, 178901), (930, 173130), (995, 161820), (1044, 154225), (1116, 144275), (1194, 134850), (1305, 123380), (1395, 115420), (1450, 111042), (1550, 103878), (1740, 92535), (1791, 89900), (1798, 89550), (1860, 86565), (1990, 80910), (2175, 74028), (2325, 69252), (2388, 67425), (2610, 61690), (2697, 59700), (2790, 57710), (2900, 55521), (2985, 53940), (3100, 51939), (3582, 44950), (3596, 44775), (3980, 40455), (4350, 37014), (4495, 35820), (4650, 34626), (4975, 32364), (5220, 30845), (5394, 29850), (5580, 28855), (5771, 27900), (5970, 26970), (6169, 26100), (6525, 24676), (6975, 23084), (7164, 22475), (8091, 19900), (8700, 18507), (8955, 17980), (8990, 17910), (9300, 17313), (9950, 16182), (10788, 14925), (11542, 13950), (11940, 13485), (12338, 13050)]