1520912800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:863

約数の個数: 144

約数和(自身を含む): 4069989504

約数和(自身を除く): 2549076704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 401, 431, 440, 550, 800, 802, 862, 880, 1100, 1604, 1724, 1760, 2005, 2155, 2200, 3208, 3448, 4010, 4310, 4400, 4411, 4741, 6416, 6896, 8020, 8620, 8800, 8822, 9482, 10025, 10775, 12832, 13792, 16040, 17240, 17644, 18964, 20050, 21550, 22055, 23705, 32080, 34480, 35288, 37928, 40100, 43100, 44110, 47410, 64160, 68960, 70576, 75856, 80200, 86200, 88220, 94820, 110275, 118525, 141152, 151712, 160400, 172400, 172831, 176440, 189640, 220550, 237050, 320800, 344800, 345662, 352880, 379280, 441100, 474100, 691324, 705760, 758560, 864155, 882200, 948200, 1382648, 1728310, 1764400, 1896400, 1901141, 2765296, 3456620, 3528800, 3792800, 3802282, 4320775, 5530592, 6913240, 7604564, 8641550, 9505705, 13826480, 15209128, 17283100, 19011410, 27652960, 30418256, 34566200, 38022820, 47528525, 60836512, 69132400, 76045640, 95057050, 138264800, 152091280, 190114100, 304182560, 380228200, 760456400, 1520912800]

約数ペア:

[(1, 1520912800), (2, 760456400), (4, 380228200), (5, 304182560), (8, 190114100), (10, 152091280), (11, 138264800), (16, 95057050), (20, 76045640), (22, 69132400), (25, 60836512), (32, 47528525), (40, 38022820), (44, 34566200), (50, 30418256), (55, 27652960), (80, 19011410), (88, 17283100), (100, 15209128), (110, 13826480), (160, 9505705), (176, 8641550), (200, 7604564), (220, 6913240), (275, 5530592), (352, 4320775), (400, 3802282), (401, 3792800), (431, 3528800), (440, 3456620), (550, 2765296), (800, 1901141), (802, 1896400), (862, 1764400), (880, 1728310), (1100, 1382648), (1604, 948200), (1724, 882200), (1760, 864155), (2005, 758560), (2155, 705760), (2200, 691324), (3208, 474100), (3448, 441100), (4010, 379280), (4310, 352880), (4400, 345662), (4411, 344800), (4741, 320800), (6416, 237050), (6896, 220550), (8020, 189640), (8620, 176440), (8800, 172831), (8822, 172400), (9482, 160400), (10025, 151712), (10775, 141152), (12832, 118525), (13792, 110275), (16040, 94820), (17240, 88220), (17644, 86200), (18964, 80200), (20050, 75856), (21550, 70576), (22055, 68960), (23705, 64160), (32080, 47410), (34480, 44110), (35288, 43100), (37928, 40100)]