209305440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{761}}^1$

素因数の和:973

約数の個数: 144

約数和(自身を含む): 718937856

約数和(自身を除く): 509632416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 191, 240, 288, 360, 382, 480, 573, 720, 761, 764, 955, 1146, 1440, 1522, 1528, 1719, 1910, 2283, 2292, 2865, 3044, 3056, 3438, 3805, 3820, 4566, 4584, 5730, 6088, 6112, 6849, 6876, 7610, 7640, 8595, 9132, 9168, 11415, 11460, 12176, 13698, 13752, 15220, 15280, 17190, 18264, 18336, 22830, 22920, 24352, 27396, 27504, 30440, 30560, 34245, 34380, 36528, 45660, 45840, 54792, 55008, 60880, 68490, 68760, 73056, 91320, 91680, 109584, 121760, 136980, 137520, 145351, 182640, 219168, 273960, 275040, 290702, 365280, 436053, 547920, 581404, 726755, 872106, 1095840, 1162808, 1308159, 1453510, 1744212, 2180265, 2325616, 2616318, 2907020, 3488424, 4360530, 4651232, 5232636, 5814040, 6540795, 6976848, 8721060, 10465272, 11628080, 13081590, 13953696, 17442120, 20930544, 23256160, 26163180, 34884240, 41861088, 52326360, 69768480, 104652720, 209305440]

約数ペア:

[(1, 209305440), (2, 104652720), (3, 69768480), (4, 52326360), (5, 41861088), (6, 34884240), (8, 26163180), (9, 23256160), (10, 20930544), (12, 17442120), (15, 13953696), (16, 13081590), (18, 11628080), (20, 10465272), (24, 8721060), (30, 6976848), (32, 6540795), (36, 5814040), (40, 5232636), (45, 4651232), (48, 4360530), (60, 3488424), (72, 2907020), (80, 2616318), (90, 2325616), (96, 2180265), (120, 1744212), (144, 1453510), (160, 1308159), (180, 1162808), (191, 1095840), (240, 872106), (288, 726755), (360, 581404), (382, 547920), (480, 436053), (573, 365280), (720, 290702), (761, 275040), (764, 273960), (955, 219168), (1146, 182640), (1440, 145351), (1522, 137520), (1528, 136980), (1719, 121760), (1910, 109584), (2283, 91680), (2292, 91320), (2865, 73056), (3044, 68760), (3056, 68490), (3438, 60880), (3805, 55008), (3820, 54792), (4566, 45840), (4584, 45660), (5730, 36528), (6088, 34380), (6112, 34245), (6849, 30560), (6876, 30440), (7610, 27504), (7640, 27396), (8595, 24352), (9132, 22920), (9168, 22830), (11415, 18336), (11460, 18264), (12176, 17190), (13698, 15280), (13752, 15220)]