205247880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:884

約数の個数: 192

約数和(自身を含む): 722030400

約数和(自身を除く): 516782520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 57, 60, 72, 74, 76, 90, 95, 111, 114, 120, 148, 152, 171, 180, 185, 190, 222, 228, 285, 296, 333, 342, 360, 370, 380, 444, 456, 555, 570, 666, 684, 703, 740, 760, 811, 855, 888, 1110, 1140, 1332, 1368, 1406, 1480, 1622, 1665, 1710, 2109, 2220, 2280, 2433, 2664, 2812, 3244, 3330, 3420, 3515, 4055, 4218, 4440, 4866, 5624, 6327, 6488, 6660, 6840, 7030, 7299, 8110, 8436, 9732, 10545, 12165, 12654, 13320, 14060, 14598, 15409, 16220, 16872, 19464, 21090, 24330, 25308, 28120, 29196, 30007, 30818, 31635, 32440, 36495, 42180, 46227, 48660, 50616, 58392, 60014, 61636, 63270, 72990, 77045, 84360, 90021, 92454, 97320, 120028, 123272, 126540, 138681, 145980, 150035, 154090, 180042, 184908, 231135, 240056, 253080, 270063, 277362, 291960, 300070, 308180, 360084, 369816, 450105, 462270, 540126, 554724, 570133, 600140, 616360, 693405, 720168, 900210, 924540, 1080252, 1109448, 1140266, 1200280, 1350315, 1386810, 1710399, 1800420, 1849080, 2160504, 2280532, 2700630, 2773620, 2850665, 3420798, 3600840, 4561064, 5131197, 5401260, 5547240, 5701330, 6841596, 8551995, 10262394, 10802520, 11402660, 13683192, 17103990, 20524788, 22805320, 25655985, 34207980, 41049576, 51311970, 68415960, 102623940, 205247880]

約数ペア:

[(1, 205247880), (2, 102623940), (3, 68415960), (4, 51311970), (5, 41049576), (6, 34207980), (8, 25655985), (9, 22805320), (10, 20524788), (12, 17103990), (15, 13683192), (18, 11402660), (19, 10802520), (20, 10262394), (24, 8551995), (30, 6841596), (36, 5701330), (37, 5547240), (38, 5401260), (40, 5131197), (45, 4561064), (57, 3600840), (60, 3420798), (72, 2850665), (74, 2773620), (76, 2700630), (90, 2280532), (95, 2160504), (111, 1849080), (114, 1800420), (120, 1710399), (148, 1386810), (152, 1350315), (171, 1200280), (180, 1140266), (185, 1109448), (190, 1080252), (222, 924540), (228, 900210), (285, 720168), (296, 693405), (333, 616360), (342, 600140), (360, 570133), (370, 554724), (380, 540126), (444, 462270), (456, 450105), (555, 369816), (570, 360084), (666, 308180), (684, 300070), (703, 291960), (740, 277362), (760, 270063), (811, 253080), (855, 240056), (888, 231135), (1110, 184908), (1140, 180042), (1332, 154090), (1368, 150035), (1406, 145980), (1480, 138681), (1622, 126540), (1665, 123272), (1710, 120028), (2109, 97320), (2220, 92454), (2280, 90021), (2433, 84360), (2664, 77045), (2812, 72990), (3244, 63270), (3330, 61636), (3420, 60014), (3515, 58392), (4055, 50616), (4218, 48660), (4440, 46227), (4866, 42180), (5624, 36495), (6327, 32440), (6488, 31635), (6660, 30818), (6840, 30007), (7030, 29196), (7299, 28120), (8110, 25308), (8436, 24330), (9732, 21090), (10545, 19464), (12165, 16872), (12654, 16220), (13320, 15409), (14060, 14598)]