29681960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 57409240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 419, 440, 460, 506, 616, 644, 770, 805, 838, 920, 1012, 1265, 1288, 1540, 1610, 1676, 1771, 2024, 2095, 2530, 2933, 3080, 3220, 3352, 3542, 4190, 4609, 5060, 5866, 6440, 7084, 8380, 8855, 9218, 9637, 10120, 11732, 14168, 14665, 16760, 17710, 18436, 19274, 23045, 23464, 29330, 32263, 35420, 36872, 38548, 46090, 48185, 58660, 64526, 67459, 70840, 77096, 92180, 96370, 106007, 117320, 129052, 134918, 161315, 184360, 192740, 212014, 258104, 269836, 322630, 337295, 385480, 424028, 530035, 539672, 645260, 674590, 742049, 848056, 1060070, 1290520, 1349180, 1484098, 2120140, 2698360, 2968196, 3710245, 4240280, 5936392, 7420490, 14840980, 29681960]

約数ペア:

[(1, 29681960), (2, 14840980), (4, 7420490), (5, 5936392), (7, 4240280), (8, 3710245), (10, 2968196), (11, 2698360), (14, 2120140), (20, 1484098), (22, 1349180), (23, 1290520), (28, 1060070), (35, 848056), (40, 742049), (44, 674590), (46, 645260), (55, 539672), (56, 530035), (70, 424028), (77, 385480), (88, 337295), (92, 322630), (110, 269836), (115, 258104), (140, 212014), (154, 192740), (161, 184360), (184, 161315), (220, 134918), (230, 129052), (253, 117320), (280, 106007), (308, 96370), (322, 92180), (385, 77096), (419, 70840), (440, 67459), (460, 64526), (506, 58660), (616, 48185), (644, 46090), (770, 38548), (805, 36872), (838, 35420), (920, 32263), (1012, 29330), (1265, 23464), (1288, 23045), (1540, 19274), (1610, 18436), (1676, 17710), (1771, 16760), (2024, 14665), (2095, 14168), (2530, 11732), (2933, 10120), (3080, 9637), (3220, 9218), (3352, 8855), (3542, 8380), (4190, 7084), (4609, 6440), (5060, 5866)]