248520800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:973

約数の個数: 144

約数和(自身を含む): 683956224

約数和(自身を除く): 435435424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 160, 176, 200, 220, 248, 275, 310, 341, 352, 400, 440, 496, 550, 620, 682, 775, 800, 880, 911, 992, 1100, 1240, 1364, 1550, 1705, 1760, 1822, 2200, 2480, 2728, 3100, 3410, 3644, 4400, 4555, 4960, 5456, 6200, 6820, 7288, 8525, 8800, 9110, 10021, 10912, 12400, 13640, 14576, 17050, 18220, 20042, 22775, 24800, 27280, 28241, 29152, 34100, 36440, 40084, 45550, 50105, 54560, 56482, 68200, 72880, 80168, 91100, 100210, 112964, 136400, 141205, 145760, 160336, 182200, 200420, 225928, 250525, 272800, 282410, 310651, 320672, 364400, 400840, 451856, 501050, 564820, 621302, 706025, 728800, 801680, 903712, 1002100, 1129640, 1242604, 1412050, 1553255, 1603360, 2004200, 2259280, 2485208, 2824100, 3106510, 4008400, 4518560, 4970416, 5648200, 6213020, 7766275, 8016800, 9940832, 11296400, 12426040, 15532550, 22592800, 24852080, 31065100, 49704160, 62130200, 124260400, 248520800]

約数ペア:

[(1, 248520800), (2, 124260400), (4, 62130200), (5, 49704160), (8, 31065100), (10, 24852080), (11, 22592800), (16, 15532550), (20, 12426040), (22, 11296400), (25, 9940832), (31, 8016800), (32, 7766275), (40, 6213020), (44, 5648200), (50, 4970416), (55, 4518560), (62, 4008400), (80, 3106510), (88, 2824100), (100, 2485208), (110, 2259280), (124, 2004200), (155, 1603360), (160, 1553255), (176, 1412050), (200, 1242604), (220, 1129640), (248, 1002100), (275, 903712), (310, 801680), (341, 728800), (352, 706025), (400, 621302), (440, 564820), (496, 501050), (550, 451856), (620, 400840), (682, 364400), (775, 320672), (800, 310651), (880, 282410), (911, 272800), (992, 250525), (1100, 225928), (1240, 200420), (1364, 182200), (1550, 160336), (1705, 145760), (1760, 141205), (1822, 136400), (2200, 112964), (2480, 100210), (2728, 91100), (3100, 80168), (3410, 72880), (3644, 68200), (4400, 56482), (4555, 54560), (4960, 50105), (5456, 45550), (6200, 40084), (6820, 36440), (7288, 34100), (8525, 29152), (8800, 28241), (9110, 27280), (10021, 24800), (10912, 22775), (12400, 20042), (13640, 18220), (14576, 17050)]