229920800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 591962112

約数和(自身を除く): 362041312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 73, 80, 100, 124, 127, 146, 155, 160, 200, 248, 254, 292, 310, 365, 400, 496, 508, 584, 620, 635, 730, 775, 800, 992, 1016, 1168, 1240, 1270, 1460, 1550, 1825, 2032, 2263, 2336, 2480, 2540, 2920, 3100, 3175, 3650, 3937, 4064, 4526, 4960, 5080, 5840, 6200, 6350, 7300, 7874, 9052, 9271, 10160, 11315, 11680, 12400, 12700, 14600, 15748, 18104, 18542, 19685, 20320, 22630, 24800, 25400, 29200, 31496, 36208, 37084, 39370, 45260, 46355, 50800, 56575, 58400, 62992, 72416, 74168, 78740, 90520, 92710, 98425, 101600, 113150, 125984, 148336, 157480, 181040, 185420, 196850, 226300, 231775, 287401, 296672, 314960, 362080, 370840, 393700, 452600, 463550, 574802, 629920, 741680, 787400, 905200, 927100, 1149604, 1437005, 1483360, 1574800, 1810400, 1854200, 2299208, 2874010, 3149600, 3708400, 4598416, 5748020, 7185025, 7416800, 9196832, 11496040, 14370050, 22992080, 28740100, 45984160, 57480200, 114960400, 229920800]

約数ペア:

[(1, 229920800), (2, 114960400), (4, 57480200), (5, 45984160), (8, 28740100), (10, 22992080), (16, 14370050), (20, 11496040), (25, 9196832), (31, 7416800), (32, 7185025), (40, 5748020), (50, 4598416), (62, 3708400), (73, 3149600), (80, 2874010), (100, 2299208), (124, 1854200), (127, 1810400), (146, 1574800), (155, 1483360), (160, 1437005), (200, 1149604), (248, 927100), (254, 905200), (292, 787400), (310, 741680), (365, 629920), (400, 574802), (496, 463550), (508, 452600), (584, 393700), (620, 370840), (635, 362080), (730, 314960), (775, 296672), (800, 287401), (992, 231775), (1016, 226300), (1168, 196850), (1240, 185420), (1270, 181040), (1460, 157480), (1550, 148336), (1825, 125984), (2032, 113150), (2263, 101600), (2336, 98425), (2480, 92710), (2540, 90520), (2920, 78740), (3100, 74168), (3175, 72416), (3650, 62992), (3937, 58400), (4064, 56575), (4526, 50800), (4960, 46355), (5080, 45260), (5840, 39370), (6200, 37084), (6350, 36208), (7300, 31496), (7874, 29200), (9052, 25400), (9271, 24800), (10160, 22630), (11315, 20320), (11680, 19685), (12400, 18542), (12700, 18104), (14600, 15748)]