209464380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{541}}^1$

素因数の和:801

約数の個数: 120

約数和(自身を含む): 661066560

約数和(自身を除く): 451602180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 239, 270, 324, 405, 478, 540, 541, 717, 810, 956, 1082, 1195, 1434, 1620, 1623, 2151, 2164, 2390, 2705, 2868, 3246, 3585, 4302, 4780, 4869, 5410, 6453, 6492, 7170, 8115, 8604, 9738, 10755, 10820, 12906, 14340, 14607, 16230, 19359, 19476, 21510, 24345, 25812, 29214, 32265, 32460, 38718, 43020, 43821, 48690, 58428, 64530, 73035, 77436, 87642, 96795, 97380, 129060, 129299, 146070, 175284, 193590, 219105, 258598, 292140, 387180, 387897, 438210, 517196, 646495, 775794, 876420, 1163691, 1292990, 1551588, 1939485, 2327382, 2585980, 3491073, 3878970, 4654764, 5818455, 6982146, 7757940, 10473219, 11636910, 13964292, 17455365, 20946438, 23273820, 34910730, 41892876, 52366095, 69821460, 104732190, 209464380]

約数ペア:

[(1, 209464380), (2, 104732190), (3, 69821460), (4, 52366095), (5, 41892876), (6, 34910730), (9, 23273820), (10, 20946438), (12, 17455365), (15, 13964292), (18, 11636910), (20, 10473219), (27, 7757940), (30, 6982146), (36, 5818455), (45, 4654764), (54, 3878970), (60, 3491073), (81, 2585980), (90, 2327382), (108, 1939485), (135, 1551588), (162, 1292990), (180, 1163691), (239, 876420), (270, 775794), (324, 646495), (405, 517196), (478, 438210), (540, 387897), (541, 387180), (717, 292140), (810, 258598), (956, 219105), (1082, 193590), (1195, 175284), (1434, 146070), (1620, 129299), (1623, 129060), (2151, 97380), (2164, 96795), (2390, 87642), (2705, 77436), (2868, 73035), (3246, 64530), (3585, 58428), (4302, 48690), (4780, 43821), (4869, 43020), (5410, 38718), (6453, 32460), (6492, 32265), (7170, 29214), (8115, 25812), (8604, 24345), (9738, 21510), (10755, 19476), (10820, 19359), (12906, 16230), (14340, 14607)]