243359420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 561883392

約数和(自身を除く): 318523972

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 97, 157, 170, 188, 194, 235, 314, 340, 388, 470, 485, 628, 785, 799, 940, 970, 1570, 1598, 1649, 1940, 2669, 3140, 3196, 3298, 3995, 4559, 5338, 6596, 7379, 7990, 8245, 9118, 10676, 13345, 14758, 15229, 15980, 16490, 18236, 22795, 26690, 29516, 30458, 32980, 36895, 45590, 53380, 60916, 73790, 76145, 77503, 91180, 125443, 147580, 152290, 155006, 250886, 258893, 304580, 310012, 387515, 501772, 517786, 627215, 715763, 775030, 1035572, 1254430, 1294465, 1431526, 1550060, 2508860, 2588930, 2863052, 3578815, 5177860, 7157630, 12167971, 14315260, 24335942, 48671884, 60839855, 121679710, 243359420]

約数ペア:

[(1, 243359420), (2, 121679710), (4, 60839855), (5, 48671884), (10, 24335942), (17, 14315260), (20, 12167971), (34, 7157630), (47, 5177860), (68, 3578815), (85, 2863052), (94, 2588930), (97, 2508860), (157, 1550060), (170, 1431526), (188, 1294465), (194, 1254430), (235, 1035572), (314, 775030), (340, 715763), (388, 627215), (470, 517786), (485, 501772), (628, 387515), (785, 310012), (799, 304580), (940, 258893), (970, 250886), (1570, 155006), (1598, 152290), (1649, 147580), (1940, 125443), (2669, 91180), (3140, 77503), (3196, 76145), (3298, 73790), (3995, 60916), (4559, 53380), (5338, 45590), (6596, 36895), (7379, 32980), (7990, 30458), (8245, 29516), (9118, 26690), (10676, 22795), (13345, 18236), (14758, 16490), (15229, 15980)]