252585520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 678813696

約数和(自身を除く): 426228176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 47, 55, 62, 80, 88, 94, 110, 124, 155, 176, 188, 197, 220, 235, 248, 310, 341, 376, 394, 440, 470, 496, 517, 620, 682, 752, 788, 880, 940, 985, 1034, 1240, 1364, 1457, 1576, 1705, 1880, 1970, 2068, 2167, 2480, 2585, 2728, 2914, 3152, 3410, 3760, 3940, 4136, 4334, 5170, 5456, 5828, 6107, 6820, 7285, 7880, 8272, 8668, 9259, 10340, 10835, 11656, 12214, 13640, 14570, 15760, 16027, 17336, 18518, 20680, 21670, 23312, 24428, 27280, 29140, 30535, 32054, 34672, 37036, 41360, 43340, 46295, 48856, 58280, 61070, 64108, 67177, 74072, 80135, 86680, 92590, 97712, 101849, 116560, 122140, 128216, 134354, 148144, 160270, 173360, 185180, 203698, 244280, 256432, 268708, 287029, 320540, 335885, 370360, 407396, 488560, 509245, 537416, 574058, 641080, 671770, 740720, 814792, 1018490, 1074832, 1148116, 1282160, 1343540, 1435145, 1629584, 2036980, 2296232, 2687080, 2870290, 3157319, 4073960, 4592464, 5374160, 5740580, 6314638, 8147920, 11481160, 12629276, 15786595, 22962320, 25258552, 31573190, 50517104, 63146380, 126292760, 252585520]

約数ペア:

[(1, 252585520), (2, 126292760), (4, 63146380), (5, 50517104), (8, 31573190), (10, 25258552), (11, 22962320), (16, 15786595), (20, 12629276), (22, 11481160), (31, 8147920), (40, 6314638), (44, 5740580), (47, 5374160), (55, 4592464), (62, 4073960), (80, 3157319), (88, 2870290), (94, 2687080), (110, 2296232), (124, 2036980), (155, 1629584), (176, 1435145), (188, 1343540), (197, 1282160), (220, 1148116), (235, 1074832), (248, 1018490), (310, 814792), (341, 740720), (376, 671770), (394, 641080), (440, 574058), (470, 537416), (496, 509245), (517, 488560), (620, 407396), (682, 370360), (752, 335885), (788, 320540), (880, 287029), (940, 268708), (985, 256432), (1034, 244280), (1240, 203698), (1364, 185180), (1457, 173360), (1576, 160270), (1705, 148144), (1880, 134354), (1970, 128216), (2068, 122140), (2167, 116560), (2480, 101849), (2585, 97712), (2728, 92590), (2914, 86680), (3152, 80135), (3410, 74072), (3760, 67177), (3940, 64108), (4136, 61070), (4334, 58280), (5170, 48856), (5456, 46295), (5828, 43340), (6107, 41360), (6820, 37036), (7285, 34672), (7880, 32054), (8272, 30535), (8668, 29140), (9259, 27280), (10340, 24428), (10835, 23312), (11656, 21670), (12214, 20680), (13640, 18518), (14570, 17336), (15760, 16027)]