1384403900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 3374784000

約数和(自身を除く): 1990380100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 79, 89, 100, 110, 158, 178, 179, 220, 275, 316, 356, 358, 395, 445, 550, 716, 790, 869, 890, 895, 979, 1100, 1580, 1738, 1780, 1790, 1958, 1969, 1975, 2225, 3476, 3580, 3916, 3938, 3950, 4345, 4450, 4475, 4895, 7031, 7876, 7900, 8690, 8900, 8950, 9790, 9845, 14062, 14141, 15931, 17380, 17900, 19580, 19690, 21725, 24475, 28124, 28282, 31862, 35155, 39380, 43450, 48950, 49225, 56564, 63724, 70310, 70705, 77341, 79655, 86900, 97900, 98450, 140620, 141410, 154682, 155551, 159310, 175241, 175775, 196900, 282820, 309364, 311102, 318620, 350482, 351550, 353525, 386705, 398275, 622204, 700964, 703100, 707050, 773410, 777755, 796550, 876205, 1258549, 1414100, 1546820, 1555510, 1593100, 1752410, 1933525, 2517098, 3111020, 3504820, 3867050, 3888775, 4381025, 5034196, 6292745, 7734100, 7777550, 8762050, 12585490, 13844039, 15555100, 17524100, 25170980, 27688078, 31463725, 55376156, 62927450, 69220195, 125854900, 138440390, 276880780, 346100975, 692201950, 1384403900]

約数ペア:

[(1, 1384403900), (2, 692201950), (4, 346100975), (5, 276880780), (10, 138440390), (11, 125854900), (20, 69220195), (22, 62927450), (25, 55376156), (44, 31463725), (50, 27688078), (55, 25170980), (79, 17524100), (89, 15555100), (100, 13844039), (110, 12585490), (158, 8762050), (178, 7777550), (179, 7734100), (220, 6292745), (275, 5034196), (316, 4381025), (356, 3888775), (358, 3867050), (395, 3504820), (445, 3111020), (550, 2517098), (716, 1933525), (790, 1752410), (869, 1593100), (890, 1555510), (895, 1546820), (979, 1414100), (1100, 1258549), (1580, 876205), (1738, 796550), (1780, 777755), (1790, 773410), (1958, 707050), (1969, 703100), (1975, 700964), (2225, 622204), (3476, 398275), (3580, 386705), (3916, 353525), (3938, 351550), (3950, 350482), (4345, 318620), (4450, 311102), (4475, 309364), (4895, 282820), (7031, 196900), (7876, 175775), (7900, 175241), (8690, 159310), (8900, 155551), (8950, 154682), (9790, 141410), (9845, 140620), (14062, 98450), (14141, 97900), (15931, 86900), (17380, 79655), (17900, 77341), (19580, 70705), (19690, 70310), (21725, 63724), (24475, 56564), (28124, 49225), (28282, 48950), (31862, 43450), (35155, 39380)]